https://support.kozutumi.com/kozutumi.com-%E5%85%AC%E5%BC%8F%E3%82%B5%E3%82%A4%E3%83%88%E5%BE%A9%E6%97%A7%E3%81%AE%E3%81%8A%E7%9F%A5%E3%82%89%E3%81%9B2025-12-05https://support.kozutumi.com/%E3%82%B0%E3%83%AB-%E3%83%97%E9%80%81%E4%BF%A1%E6%A9%9F%E8%83%BD%E8%BF%BD%E5%8A%A0%E3%81%AE%E3%81%8A%E7%9F%A5%E3%82%89%E3%81%9B2025-06-04https://support.kozutumi.com/en/how-to-use-organization-management-changing-user-permissions2025-04-27https://support.kozutumi.com/%E3%82%A2%E3%82%AB%E3%82%A6%E3%83%B3%E3%83%88%E3%81%8C%E4%BD%9C%E6%88%90%E3%81%A7%E3%81%8D%E3%81%AA%E3%81%84%E5%A0%B4%E5%90%882025-05-30https://support.kozutumi.com/%E3%82%B2%E3%82%B9%E3%83%88%E7%94%A8%E3%83%AF%E3%83%B3%E3%82%BF%E3%82%A4%E3%83%A0url%E6%A9%9F%E8%83%BD%E6%94%B9%E5%96%84%E3%81%AE%E3%81%8A%E7%9F%A5%E3%82%89%E3%81%9B2025-06-04https://support.kozutumi.com/-isms%E8%AA%8D%E8%A8%BC-%E3%81%8A%E3%82%88%E3%81%B3-isms%E3%82%AF%E3%83%A9%E3%82%A6%E3%83%89%E3%82%BB%E3%82%AD%E3%83%A5%E3%83%AA%E3%83%86%E3%82%A3%E8%AA%8D%E8%A8%BC-%E5%8F%96%E5%BE%97%E3%81%AE%E3%81%8A%E7%9F%A5%E3%82%89%E3%81%9B2025-06-04https://support.kozutumi.com/-%E5%AE%8C%E4%BA%86-2023/02/17-%E3%83%A1%E3%83%B3%E3%83%86%E3%83%8A%E3%83%B3%E3%82%B9%E3%81%AE%E3%81%8A%E7%9F%A5%E3%82%89%E3%81%9B2025-06-04https://support.kozutumi.com/kozutumi-%E3%81%AE-microsoft-teams-%E3%82%A2%E3%83%97%E3%83%AA%E3%82%92%E3%83%AA%E3%83%AA-%E3%82%B9%E3%81%97%E3%81%BE%E3%81%97%E3%81%9F-2025-06-04https://support.kozutumi.com/-%E9%80%81%E4%BF%A1%E6%8E%A7%E3%81%88%E6%A9%9F%E8%83%BD-%E8%BF%BD%E5%8A%A0%E3%81%AE%E3%81%8A%E7%9F%A5%E3%82%89%E3%81%9B2025-06-04https://support.kozutumi.com/%E3%83%95%E3%82%A1%E3%82%A4%E3%83%AB%E9%80%81%E4%BF%A1%E6%99%82%E3%81%AE%E3%82%B5%E3%82%A4%E3%82%BA%E6%9D%A1%E4%BB%B6%E3%81%AB%E3%81%A4%E3%81%84%E3%81%A62025-05-30https://support.kozutumi.com/kb-search-resultshttps://242330577.fs1.hubspotusercontent-na2.net/hubfs/242330577/b4ed27a4bfc79764ef9e7bb445d8069c9a32566c.gifb4ed27a4bfc79764ef9e7bb445d8069c9a32566cb4ed27a4bfc79764ef9e7bb445d8069c9a32566chttps://242330577.fs1.hubspotusercontent-na2.net/hubfs/242330577/2.png22https://242330577.fs1.hubspotusercontent-na2.net/hubfs/242330577/logo_rgb.pnglogorgblogorgbhttps://242330577.fs1.hubspotusercontent-na2.net/hubfs/242330577/og-image.pngogimageogimage2025-05-30https://support.kozutumi.com/en/we-have-simplified-the-message-for-copying-after-creating-the-download-link2025-06-04https://support.kozutumi.com/en/we-have-changed-the-color-of-the-icon-when-receiving-a-file2025-06-04https://support.kozutumi.com/en/introduction-to-kozutumi2025-04-27https://support.kozutumi.com/%E3%83%95%E3%82%A1%E3%82%A4%E3%83%AB%E9%80%81%E4%BF%A1%E4%B8%8A%E9%99%90%E3%82%922gb%E3%81%B8%E3%82%A2%E3%83%83%E3%83%97%E3%82%B0%E3%83%AC-%E3%83%89%E3%81%97%E3%81%BE%E3%81%97%E3%81%9F-2025-06-04https://support.kozutumi.com/en/maintenance-notice-september-9-20252025-08-26https://support.kozutumi.com/kozutumi%E5%88%A9%E7%94%A8%E3%83%97%E3%83%A9%E3%83%B3%E3%81%AB%E3%81%8A%E3%81%91%E3%82%8B%E3%82%B5%E3%82%A4%E3%83%90-%E3%83%AA%E3%82%B9%E3%82%AF%E4%BF%9D%E9%99%BA%E8%87%AA%E5%8B%95%E4%BB%98%E5%B8%AF%E3%81%AB%E3%81%A4%E3%81%84%E3%81%A62025-05-30https://support.kozutumi.com/-%E5%88%9D%E3%82%81%E3%81%A6kozutumi%E3%81%8B%E3%82%89%E3%81%AE%E3%83%A1-%E3%83%AB%E3%82%92%E5%8F%97%E4%BF%A1%E3%81%97%E3%81%9F%E6%96%B9%E5%90%91%E3%81%91%E3%81%AE%E3%83%A1-%E3%83%AB%E6%96%87%E7%AB%A0%E4%BF%AE%E6%AD%A3-%E3%81%AE%E3%81%8A%E7%9F%A5%E3%82%89%E3%81%9B2025-06-04https://support.kozutumi.com/en/announcement-of-the-addition-of-the-send-approval-feature-for-internal-review-before-sending2025-06-04https://support.kozutumi.com/-%E3%82%B2%E3%82%B9%E3%83%88%E3%83%80%E3%82%A6%E3%83%B3%E3%83%AD-%E3%83%89%E3%82%92%E3%83%A1%E3%82%A4%E3%83%B3%E8%A1%A8%E7%A4%BA-%E6%A9%9F%E8%83%BD%E8%BF%BD%E5%8A%A0%E3%81%AE%E3%81%8A%E7%9F%A5%E3%82%89%E3%81%9B2025-06-04https://support.kozutumi.com/en/announcement-of-kozutumis-participation-at-back-office-dxpo-tokyo-232025-06-04https://support.kozutumi.com/kozutumi%E3%81%8B%E3%82%89%E9%80%81%E4%BF%A1%E3%81%95%E3%82%8C%E3%82%8B%E3%83%A1-%E3%83%AB%E3%81%AE-%E9%80%81%E4%BF%A1%E5%85%83%E3%83%A1-%E3%83%AB%E3%82%A2%E3%83%89%E3%83%AC%E3%82%B9-%E5%A4%89%E6%9B%B4%E3%81%AE%E3%81%8A%E7%9F%A5%E3%82%89%E3%81%9B2025-06-04https://support.kozutumi.com/en/we-have-received-a-customer-testimonial-from-ubiquitous-ai-corporation2025-06-04https://support.kozutumi.com/-%E5%AE%8C%E4%BA%86-2022/11/09-%E3%83%A1%E3%83%B3%E3%83%86%E3%83%8A%E3%83%B3%E3%82%B9%E3%81%AE%E3%81%8A%E7%9F%A5%E3%82%89%E3%81%9B2025-06-04https://support.kozutumi.com/%E5%AE%9B%E5%85%88%E3%81%AB%E3%83%A1-%E3%83%AB%E3%82%A2%E3%83%89%E3%83%AC%E3%82%B9%E6%83%85%E5%A0%B1%E3%82%92%E3%83%9A-%E3%82%B9%E3%83%88%E3%81%99%E3%82%8B%E9%9A%9B%E3%81%AE%E6%8C%99%E5%8B%95%E6%94%B9%E5%96%84%E3%81%AE%E3%81%8A%E7%9F%A5%E3%82%89%E3%81%9B2025-06-04https://support.kozutumi.com/%E7%B5%84%E7%B9%94%E7%AE%A1%E7%90%86%E6%A9%9F%E8%83%BD%E3%81%AE%E4%BD%BF%E3%81%84%E6%96%B9%E3%83%A6-%E3%82%B6-%E3%81%AE%E6%A8%A9%E9%99%90%E5%A4%89%E6%9B%B42025-05-30https://support.kozutumi.com/%E3%82%BF%E3%82%A4%E3%83%A0%E3%82%B9%E3%82%BF%E3%83%B3%E3%83%97%E6%A9%9F%E8%83%BD%E8%BF%BD%E5%8A%A0%E3%81%AE%E3%81%8A%E7%9F%A5%E3%82%89%E3%81%9B2025-06-04https://support.kozutumi.com/%E3%83%80%E3%82%A6%E3%83%B3%E3%83%AD-%E3%83%89%E3%83%AA%E3%83%B3%E3%82%AF%E4%BD%9C%E6%88%90%E5%BE%8C-%E3%82%B3%E3%83%94-%E3%81%99%E3%82%8B%E3%83%A1%E3%83%83%E3%82%BB-%E3%82%B8%E3%82%92%E3%82%B7%E3%83%B3%E3%83%97%E3%83%AB%E3%81%AB%E3%81%97%E3%81%BE%E3%81%97%E3%81%9F-2025-06-04https://support.kozutumi.com/en/notice-of-the-new-send-template-feature2025-11-22https://support.kozutumi.com/%E3%83%AD%E3%82%B0%E3%82%A4%E3%83%B3%E6%96%B9%E6%B3%952025-05-30https://support.kozutumi.com/%E6%A0%AA%E5%BC%8F%E4%BC%9A%E7%A4%BE%E3%83%A6%E3%83%93%E3%82%AD%E3%82%BF%E3%82%B9ai%E6%A7%98%E3%82%88%E3%82%8A-%E3%81%94%E5%88%A9%E7%94%A8%E4%BC%81%E6%A5%AD%E6%A7%98%E3%81%AE%E5%A3%B0-%E3%82%92%E9%A0%82%E3%81%8D%E3%81%BE%E3%81%97%E3%81%9F-2025-06-04https://support.kozutumi.com/en/send-a-file2025-04-27https://support.kozutumi.com/-%E9%80%81%E4%BF%A1%E3%83%86%E3%83%B3%E3%83%97%E3%83%AC-%E3%83%88%E6%A9%9F%E8%83%BD-%E8%BF%BD%E5%8A%A0%E3%81%AE%E3%81%8A%E7%9F%A5%E3%82%89%E3%81%9B2025-11-22https://support.kozutumi.com/en/kozutumi-will-be-featured-at-the-ubiquitous-ai-booth-at-interop-tokyo-20232025-06-04https://support.kozutumi.com/%E8%81%B7%E5%A0%B4/%E5%AD%A6%E6%A0%A1%E3%82%A2%E3%82%AB%E3%82%A6%E3%83%B3%E3%83%88%E3%81%B8%E3%81%AE%E8%AA%8D%E8%A8%BC%E6%96%B9%E6%B3%95-%E5%88%87%E3%82%8A%E6%9B%BF%E3%81%88%E6%A9%9F%E8%83%BD%E3%82%92%E8%BF%BD%E5%8A%A0%E3%81%97%E3%81%BE%E3%81%97%E3%81%9F2025-06-04https://support.kozutumi.com/en/third-party-security-certification2025-05-28https://support.kozutumi.com/en/announcement-of-forced-cancellation-function-addition2025-06-04https://support.kozutumi.com/en/how-to-use-organization-management-inviting-and-removing-users2025-04-27https://support.kozutumi.com/%E3%83%95%E3%82%A1%E3%82%A4%E3%83%AB%E9%80%81%E4%BF%A1%E6%99%82%E3%81%AE-%E3%82%A8%E3%83%A9-%E9%80%9A%E7%9F%A5-%E3%82%92%E3%83%A1-%E3%83%AB%E3%81%A7%E3%82%82%E9%80%81%E4%BF%A1%E3%81%99%E3%82%8B%E3%82%88%E3%81%86%E3%81%AB%E4%BB%95%E6%A7%98%E5%A4%89%E6%9B%B4%E3%81%97%E3%81%BE%E3%81%97%E3%81%9F-2025-06-04https://support.kozutumi.com/%E7%B5%84%E7%B9%94%E7%AE%A1%E7%90%86%E6%A9%9F%E8%83%BD%E3%81%AE%E4%BD%BF%E3%81%84%E6%96%B9%E7%B5%84%E7%B9%94%E5%90%8D%E3%82%92%E8%A8%AD%E5%AE%9A-%E5%A4%89%E6%9B%B4%E3%81%99%E3%82%8B2025-05-30https://support.kozutumi.com/en/how-to-use-organization-management-using-the-audit-feature2025-04-27https://support.kozutumi.com/kozutumi%E3%81%AE%E3%83%9B-%E3%83%A0%E3%83%9A-%E3%82%B8%E3%82%92%E5%85%AC%E9%96%8B%E3%81%97%E3%81%BE%E3%81%97%E3%81%9F-2025-06-04https://support.kozutumi.com/%E3%82%B2%E3%82%B9%E3%83%88%E3%83%80%E3%82%A6%E3%83%B3%E3%83%AD-%E3%83%89%E7%94%A8%E3%83%AF%E3%83%B3%E3%82%BF%E3%82%A4%E3%83%A0url%E3%83%A1-%E3%83%AB%E3%81%AB%E9%80%81%E4%BF%A1%E8%80%85%E6%83%85%E5%A0%B1%E8%BF%BD%E5%8A%A0%E3%81%AE%E3%81%8A%E7%9F%A5%E3%82%89%E3%81%9B2025-06-03https://support.kozutumi.com/%E7%B5%84%E7%B9%94%E7%AE%A1%E7%90%86%E6%A9%9F%E8%83%BD%E3%81%AE%E4%BD%BF%E3%81%84%E6%96%B9%E3%83%A1%E3%83%B3%E3%83%90-%E3%81%AE%E5%90%8D%E5%89%8D%E5%A4%89%E6%9B%B42025-05-30https://support.kozutumi.com/en/how-to-use-organization-management-changing-a-members-name2025-04-27https://support.kozutumi.com/enhttps://242330577.fs1.hubspotusercontent-na2.net/hubfs/242330577/b4ed27a4bfc79764ef9e7bb445d8069c9a32566c.gifb4ed27a4bfc79764ef9e7bb445d8069c9a32566cb4ed27a4bfc79764ef9e7bb445d8069c9a32566chttps://242330577.fs1.hubspotusercontent-na2.net/hubfs/242330577/logo_rgb.pnglogorgblogorgbhttps://242330577.fs1.hubspotusercontent-na2.net/hubfs/242330577/2.png222025-04-27https://support.kozutumi.com/%E7%AC%AC%E4%B8%89%E8%80%85%E3%81%AB%E3%82%88%E3%82%8B%E3%82%BB%E3%82%AD%E3%83%A5%E3%83%AA%E3%83%86%E3%82%A3%E8%AA%8D%E8%A8%BC%E3%81%AB%E3%81%A4%E3%81%84%E3%81%A62025-05-30https://support.kozutumi.com/en/notice-of-design-change-for-file-sending-and-receiving-via-email2025-06-04https://support.kozutumi.com/%E3%83%95%E3%82%A1%E3%82%A4%E3%83%AB%E3%82%92%E5%8F%97%E3%81%91%E5%8F%96%E3%82%8B2025-05-30https://support.kozutumi.com/en/announcement-on-the-addition-of-language-settings-feature-and-english-support2025-06-04https://support.kozutumi.com/%E5%AE%9B%E5%85%88%E3%82%92%E4%BA%8B%E5%89%8D%E3%81%AB%E7%99%BB%E9%8C%B2%E3%81%97%E3%81%A6%E3%81%8A%E3%81%91%E3%82%8B-%E3%82%A2%E3%83%89%E3%83%AC%E3%82%B9%E5%B8%B3%E6%A9%9F%E8%83%BD-%E8%BF%BD%E5%8A%A0%E3%81%AE%E3%81%8A%E7%9F%A5%E3%82%89%E3%81%9B2025-06-04https://support.kozutumi.com/%E3%82%AF%E3%83%A9%E3%82%A6%E3%83%89%E3%82%B5-%E3%83%93%E3%82%B9%E6%8E%A8%E9%80%B2%E6%A9%9F%E6%A7%8B-%E3%82%AF%E3%83%A9%E3%82%A6%E3%83%89%E3%82%B5-%E3%83%93%E3%82%B9%E8%AA%8D%E5%AE%9A%E3%83%97%E3%83%AD%E3%82%B0%E3%83%A9%E3%83%A0-%E3%81%AB%E3%81%8A%E3%81%84%E3%81%A6%E3%82%AF%E3%83%A9%E3%82%A6%E3%83%89%E3%82%B5-%E3%83%93%E3%82%B9%E8%AA%8D%E5%AE%9A%E3%82%92%E5%8F%96%E5%BE%97%E3%81%97%E3%81%BE%E3%81%97%E3%81%9F-2025-06-04https://support.kozutumi.com/%E5%BC%B7%E5%88%B6%E3%82%AD%E3%83%A3%E3%83%B3%E3%82%BB%E3%83%AB%E6%A9%9F%E8%83%BD%E8%BF%BD%E5%8A%A0%E3%81%AE%E3%81%8A%E7%9F%A5%E3%82%89%E3%81%9B2025-06-04https://support.kozutumi.com/en/new-feature-display-the-organization-name-to-the-sender-and-recipient2025-06-04https://support.kozutumi.com/-%E9%80%81%E4%BF%A1%E3%83%86%E3%83%B3%E3%83%97%E3%83%AC-%E3%83%88%E6%A9%9F%E8%83%BD-%E8%BF%BD%E5%8A%A0%E3%81%AE%E3%81%8A%E7%9F%A5%E3%82%89%E3%81%9B-02026-02-06https://support.kozutumi.com/%E7%B5%84%E7%B9%94%E7%AE%A1%E7%90%86%E6%A9%9F%E8%83%BD2025-05-30https://support.kozutumi.com/kozutumi%E3%81%A7%E9%80%81%E3%82%8C%E3%81%AA%E3%81%84%E3%83%95%E3%82%A1%E3%82%A4%E3%83%AB%E5%BD%A2%E5%BC%8F%E3%81%AB%E3%81%A4%E3%81%84%E3%81%A62025-05-30https://support.kozutumi.com/en/send-a-file-using-a-download-link2025-04-27https://support.kozutumi.com/%E3%82%B0%E3%83%AB-%E3%83%97%E3%83%A1-%E3%83%AB%E3%82%A2%E3%83%89%E3%83%AC%E3%82%B9%E3%81%A7%E3%81%AE%E9%80%81%E5%8F%97%E4%BF%A1%E6%96%B9%E6%B3%952025-05-30https://support.kozutumi.com/en/unsupported-file-formats-in-kozutumi2025-04-27https://support.kozutumi.com/en/recommended-environment-for-using-kozutumi2025-04-27https://support.kozutumi.com/kozutumi%E3%82%92-interop-tokyo-2023-%E3%81%AE-%E3%83%A6%E3%83%93%E3%82%AD%E3%82%BF%E3%82%B9ai-%E6%A7%98%E3%81%AE%E5%B1%95%E7%A4%BA%E3%83%96-%E3%82%B9%E3%81%A7%E3%81%94%E7%B4%B9%E4%BB%8B%E3%81%84%E3%81%9F%E3%81%A0%E3%81%8D%E3%81%BE%E3%81%97%E3%81%9F2025-06-04https://support.kozutumi.com/en/announcement-of-the-new-bulk-send-feature2026-02-12https://support.kozutumi.com/%E6%A0%AA%E5%BC%8F%E4%BC%9A%E7%A4%BE%E3%83%A6%E3%83%93%E3%82%AD%E3%82%BF%E3%82%B9ai-%E3%81%A8-kozutumi-%E3%81%AB%E9%96%A2%E3%81%99%E3%82%8B%E6%A5%AD%E5%8B%99%E6%8F%90%E6%90%BA%E3%81%AE%E3%81%8A%E7%9F%A5%E3%82%89%E3%81%9B2025-06-04https://support.kozutumi.com/%E5%AE%9B%E5%85%88%E8%A1%A8%E7%A4%BA%E3%81%AB%E9%96%A2%E3%81%99%E3%82%8B%E4%BB%95%E6%A7%98%E5%A4%89%E6%9B%B4%E3%81%AE%E3%81%8A%E7%9F%A5%E3%82%89%E3%81%9B2025-10-02https://support.kozutumi.com/en/announcement-new-file-preview-feature-for-pre-send-checking2025-06-04https://support.kozutumi.com/%E5%AE%9B%E5%85%88%E3%81%AB%E8%87%AA%E5%88%86%E3%81%AE%E3%83%A1-%E3%83%AB%E3%82%A2%E3%83%89%E3%83%AC%E3%82%B9%E3%82%92%E5%85%A5%E5%8A%9B%E5%8F%AF%E8%83%BD%E3%81%AB%E3%81%97%E3%81%BE%E3%81%97%E3%81%9F-2025-06-04https://support.kozutumi.com/1%E3%83%95%E3%82%A1%E3%82%A4%E3%83%AB%E9%80%81%E4%BF%A1%E3%81%97%E3%81%9F%E9%9A%9B%E3%81%AE%E3%83%80%E3%82%A6%E3%83%B3%E3%83%AD-%E3%83%89%E3%83%95%E3%82%A1%E3%82%A4%E3%83%AB%E5%BD%A2%E5%BC%8F%E3%81%AE%E5%A4%89%E6%9B%B4%E3%81%AB%E3%81%A4%E3%81%84%E3%81%A62025-06-04https://support.kozutumi.com/it%E3%83%88%E3%83%AC%E3%83%B3%E3%83%89%E3%81%AE-%E4%BB%8A%E4%BA%BA%E6%B0%97%E3%81%AE%E3%83%95%E3%82%A1%E3%82%A4%E3%83%AB%E8%BB%A2%E9%80%81%E3%82%B7%E3%82%B9%E3%83%86%E3%83%A0%E3%81%AF%E8%B3%87%E6%96%99%E8%AB%8B%E6%B1%82%E3%83%A9%E3%83%B3%E3%82%AD%E3%83%B3%E3%82%B0-2023%E5%B9%B401%E6%9C%88%E7%89%88-%E3%81%A7-kozutumi%E3%81%8C-1%E4%BD%8D%E3%82%92%E7%8D%B2%E5%BE%97%E3%81%97%E3%81%BE%E3%81%97%E3%81%9F-2025-06-04https://support.kozutumi.com/%E3%83%95%E3%82%A1%E3%82%A4%E3%83%AB%E9%80%81%E4%BF%A1%E6%99%82%E3%81%AE%E7%A2%BA%E8%AA%8D%E7%94%BB%E9%9D%A2%E8%BF%BD%E5%8A%A0%E3%81%AE%E3%81%8A%E7%9F%A5%E3%82%89%E3%81%9B2025-06-04https://support.kozutumi.com/en/how-to-create-an-account2025-04-27https://support.kozutumi.com/%E9%9D%9Ekozutumi%E3%83%A6-%E3%82%B6-%E5%90%91%E3%81%91%E7%94%BB%E9%9D%A2%E3%81%AE%E3%82%B7%E3%83%B3%E3%83%97%E3%83%AB%E5%8C%96%E3%81%AE%E3%81%8A%E7%9F%A5%E3%82%89%E3%81%9B2025-06-04https://support.kozutumi.com/%E3%83%95%E3%82%A1%E3%82%A4%E3%83%AB%E5%8F%97%E4%BF%A1%E6%99%82%E3%81%AE%E3%82%A2%E3%82%A4%E3%82%B3%E3%83%B3%E3%81%AE%E8%89%B2%E3%82%92%E5%A4%89%E6%9B%B4%E3%81%97%E3%81%BE%E3%81%97%E3%81%9F-2025-06-04https://support.kozutumi.com/-%E3%82%B5%E3%82%A4%E3%83%90-%E3%83%AA%E3%82%B9%E3%82%AF%E4%BF%9D%E9%99%BA%E4%BB%98%E5%B8%AF%E3%81%AE%E6%B3%95%E4%BA%BA%E5%90%91%E3%81%91%E3%83%97%E3%83%A9%E3%83%B3%E6%8F%90%E4%BE%9B-%E3%81%AB%E9%96%A2%E3%81%99%E3%82%8B%E3%83%97%E3%83%AC%E3%82%B9%E3%83%AA%E3%83%AA-%E3%82%B9%E3%81%AE%E3%81%8A%E7%9F%A5%E3%82%89%E3%81%9B2025-06-04https://support.kozutumi.com/2022/11/30-kozutumi%E6%AD%A3%E5%BC%8F%E3%83%AA%E3%83%AA-%E3%82%B9-%E5%8F%8A%E3%81%B3-%E3%83%A1%E3%83%B3%E3%83%86%E3%83%8A%E3%83%B3%E3%82%B9%E3%81%AE%E3%81%8A%E7%9F%A5%E3%82%89%E3%81%9B2025-06-04https://support.kozutumi.com/%E6%8E%A5%E7%B6%9A%E5%85%83ip%E5%88%B6%E9%99%90%E6%A9%9F%E8%83%BD%E8%BF%BD%E5%8A%A0%E3%81%AE%E3%81%8A%E7%9F%A5%E3%82%89%E3%81%9B2025-06-04https://support.kozutumi.com/en/about-the-automatic-inclusion-of-cyber-risk-insurance-in-kozutumi-plans2025-04-27https://support.kozutumi.com/-%E3%83%90%E3%83%83%E3%82%AF%E3%82%AA%E3%83%95%E3%82%A3%E3%82%B9dxpo-%E6%9D%B1%E4%BA%AC23-%E3%81%AB%E5%87%BA%E5%B1%95%E3%81%97%E3%81%BE%E3%81%992025-06-04https://support.kozutumi.com/2025/10/27-%E6%97%A9%E6%9C%9D%E3%83%A1%E3%83%B3%E3%83%86%E3%83%8A%E3%83%B3%E3%82%B9%E3%81%AE%E3%81%8A%E7%9F%A5%E3%82%89%E3%81%9B2025-10-22https://support.kozutumi.com/%E7%B5%84%E7%B9%94%E7%AE%A1%E7%90%86%E6%A9%9F%E8%83%BD%E3%81%AE%E4%BD%BF%E3%81%84%E6%96%B9%E3%83%A6-%E3%82%B6-%E3%82%92%E6%8B%9B%E5%BE%85-%E5%89%8A%E9%99%A4%E3%81%99%E3%82%8B2025-05-30https://support.kozutumi.com/%E3%83%95%E3%82%A1%E3%82%A4%E3%83%AB%E3%82%92%E9%80%81%E3%82%8B2025-05-30https://support.kozutumi.com/en/announcement-of-simplification-of-the-interface-for-non-kozutumi-users2025-06-04https://support.kozutumi.com/zip%E3%83%95%E3%82%A1%E3%82%A4%E3%83%AB%E8%A7%A3%E5%87%8D%E6%99%82%E3%81%AB%E6%96%87%E5%AD%97%E5%8C%96%E3%81%91%E3%81%99%E3%82%8B%E5%A0%B4%E5%90%88%E3%81%AE%E3%83%98%E3%83%AB%E3%83%97%E3%83%9A-%E3%82%B8%E3%81%B8%E3%81%AE%E5%B0%8E%E7%B7%9A%E3%82%92%E6%94%B9%E5%96%84%E3%81%97%E3%81%BE%E3%81%97%E3%81%9F2025-06-04https://support.kozutumi.com/en/announcement-of-guest-one-time-url-feature-improvement2025-06-04https://support.kozutumi.com/en/updates-on-download-file-formats-when-sending-a-single-file2025-06-04https://support.kozutumi.com/en/how-to-use-organization-management-setting-and-changing-the-organization-name2025-04-27https://support.kozutumi.com/%E3%82%A6%E3%82%A4%E3%83%AB%E3%82%B9%E3%83%81%E3%82%A7%E3%83%83%E3%82%AF%E9%80%9F%E5%BA%A6%E6%94%B9%E5%96%84%E3%81%AE%E3%81%8A%E7%9F%A5%E3%82%89%E3%81%9B2025-06-04https://support.kozutumi.com/-%E3%82%B0%E3%83%AB-%E3%83%97%E5%8F%97%E4%BF%A1%E6%A9%9F%E8%83%BD-%E8%BF%BD%E5%8A%A0%E3%81%AE%E3%81%8A%E7%9F%A5%E3%82%89%E3%81%9B2025-06-04https://support.kozutumi.com/kozutumi%E3%83%A6-%E3%82%B6-%E3%81%8C-1000%E3%83%A6-%E3%82%B6-%E3%82%92%E7%AA%81%E7%A0%B4%E3%81%97%E3%81%BE%E3%81%97%E3%81%9F2025-06-04https://support.kozutumi.com/en/announcement-of-the-addition-of-source-ip-restriction-feature2025-06-04https://support.kozutumi.com/%E5%AE%9B%E5%85%88%E3%83%A1-%E3%83%AB%E3%82%A2%E3%83%89%E3%83%AC%E3%82%B9%E3%81%AE%E7%B7%A8%E9%9B%86%E3%81%8C%E5%8F%AF%E8%83%BD%E3%81%AB%E3%81%AA%E3%82%8A%E3%81%BE%E3%81%97%E3%81%9F-2025-06-19https://support.kozutumi.com/%E5%8F%97%E4%BF%A1%E3%83%95%E3%82%A1%E3%82%A4%E3%83%AB%E3%82%92%E8%A7%A3%E5%87%8D%E3%81%97%E3%81%9F%E3%82%89%E6%96%87%E5%AD%97%E5%8C%96%E3%81%91%E3%81%97%E3%81%9F%E5%A0%B4%E5%90%882025-05-30https://support.kozutumi.com/-%E8%81%B7%E5%A0%B4/%E5%AD%A6%E6%A0%A1%E3%82%A2%E3%82%AB%E3%82%A6%E3%83%B3%E3%83%88-%E3%81%A7kozutumi%E3%82%A2%E3%82%AB%E3%82%A6%E3%83%B3%E3%83%88%E3%82%92%E4%BD%9C%E6%88%90%E3%81%A7%E3%81%8D%E3%82%8B%E3%82%88%E3%81%86%E3%81%AB%E3%81%AA%E3%82%8A%E3%81%BE%E3%81%97%E3%81%9F2025-06-04https://support.kozutumi.com/en/steps-for-existing-kozutumi-users-when-invited-to-an-organization-account2025-04-27https://support.kozutumi.com/%E3%83%80%E3%82%A6%E3%83%B3%E3%83%AD-%E3%83%89%E3%83%AA%E3%83%B3%E3%82%AF%E3%82%92%E4%BD%BF%E3%81%A3%E3%81%A6%E3%83%95%E3%82%A1%E3%82%A4%E3%83%AB%E3%82%92%E9%80%81%E3%82%8B2025-05-30https://support.kozutumi.com/%E8%AA%B2%E9%87%91-%E8%AB%8B%E6%B1%82%E3%81%AB%E9%96%A2%E3%81%99%E3%82%8B%E8%B3%AA%E5%95%8F2025-05-30https://support.kozutumi.com/en/we-have-added-a-file-receipt-link-feature2025-06-04https://support.kozutumi.com/en/organization-management-features2025-04-27https://support.kozutumi.com/%E9%80%81%E4%BF%A1%E6%99%82%E3%81%AB%E3%83%80%E3%83%96%E3%83%AB%E3%83%81%E3%82%A7%E3%83%83%E3%82%AF%E3%82%92%E5%BF%85%E9%A0%88%E3%81%AB%E3%81%99%E3%82%8B-%E6%89%BF%E8%AA%8D%E5%BF%85%E9%A0%88%E6%A9%9F%E8%83%BD-%E8%BF%BD%E5%8A%A0%E3%81%AE%E3%81%8A%E7%9F%A5%E3%82%89%E3%81%9B2025-06-04https://support.kozutumi.com/%E3%82%A2%E3%82%B9%E3%83%94%E3%83%83%E3%82%AF%E3%81%ABkozutumi%E3%81%AE%E3%82%A4%E3%83%B3%E3%82%BF%E3%83%93%E3%83%A5-%E8%A8%98%E4%BA%8B%E3%81%8C%E8%BC%89%E3%82%8A%E3%81%BE%E3%81%97%E3%81%9F-2025-06-04https://support.kozutumi.com/en/recipient-email-addresses-can-now-be-edited2025-06-19https://support.kozutumi.com/%E3%82%AF%E3%83%A9%E3%82%A6%E3%83%89%E3%82%BB%E3%82%AD%E3%83%A5%E3%83%AA%E3%83%86%E3%82%A3%E3%83%9B%E3%83%AF%E3%82%A4%E3%83%88%E3%83%9A-%E3%83%91-%E5%85%AC%E9%96%8B%E3%81%AE%E3%81%8A%E7%9F%A5%E3%82%89%E3%81%9B2025-06-04https://support.kozutumi.com/en/kb-search-resultshttps://242330577.fs1.hubspotusercontent-na2.net/hubfs/242330577/logo_rgb.pnglogorgblogorgbhttps://242330577.fs1.hubspotusercontent-na2.net/hubfs/242330577/b4ed27a4bfc79764ef9e7bb445d8069c9a32566c.gifb4ed27a4bfc79764ef9e7bb445d8069c9a32566cb4ed27a4bfc79764ef9e7bb445d8069c9a32566chttps://242330577.fs1.hubspotusercontent-na2.net/hubfs/242330577/2.png222025-04-27https://support.kozutumi.com/en/new-feature-create-new-file-transfers-from-send-history2025-06-09https://support.kozutumi.com/-%E5%AE%8C%E4%BA%86-2023/03/15-%E3%83%A1%E3%83%B3%E3%83%86%E3%83%8A%E3%83%B3%E3%82%B9%E3%81%AE%E3%81%8A%E7%9F%A5%E3%82%89%E3%81%9B2025-06-04https://support.kozutumi.com/-%E5%AE%8C%E4%BA%86-2022/07/26-%E3%83%A1%E3%83%B3%E3%83%86%E3%83%8A%E3%83%B3%E3%82%B9%E3%81%AE%E3%81%8A%E7%9F%A5%E3%82%89%E3%81%9B2025-06-04https://support.kozutumi.com/en/receive-a-file2025-04-27https://support.kozutumi.com/%E6%97%A2%E3%81%ABkozutumi%E3%82%92%E3%81%8A%E4%BD%BF%E3%81%84%E3%81%AE%E6%96%B9%E3%81%8C-%E4%BC%81%E6%A5%AD%E3%81%A7%E5%88%A9%E7%94%A8%E3%81%99%E3%82%8Bkozutumi%E3%81%AE%E7%B5%84%E7%B9%94%E3%81%AB%E6%8B%9B%E5%BE%85%E3%81%95%E3%82%8C%E3%81%9F%E9%9A%9B%E3%81%AE%E5%AF%BE%E5%BF%9C%E6%89%8B%E9%A0%862025-05-30https://support.kozutumi.com/%E8%A8%80%E8%AA%9E%E8%A8%AD%E5%AE%9A%E6%A9%9F%E8%83%BD%E8%BF%BD%E5%8A%A0-%E3%81%8A%E3%82%88%E3%81%B3-%E8%8B%B1%E8%AA%9E%E5%AF%BE%E5%BF%9C%E3%81%AE%E3%81%8A%E7%9F%A5%E3%82%89%E3%81%9B2025-06-04https://support.kozutumi.com/en/notice-of-early-morning-maintenance-on-october-27-20252025-10-22https://support.kozutumi.com/%E3%82%B2%E3%82%B9%E3%83%88%E3%83%80%E3%82%A6%E3%83%B3%E3%83%AD-%E3%83%89%E6%A9%9F%E8%83%BD%E3%82%92%E8%BF%BD%E5%8A%A0%E3%81%97%E3%81%BE%E3%81%97%E3%81%9F2025-06-04https://support.kozutumi.com/-%E7%AE%A1%E7%90%86%E8%80%85%E3%81%AB%E3%82%88%E3%82%8B%E5%90%8D%E5%89%8D%E5%A4%89%E6%9B%B4%E6%A9%9F%E8%83%BD-%E8%BF%BD%E5%8A%A0%E3%81%AE%E3%81%8A%E7%9F%A5%E3%82%89%E3%81%9B2025-06-04https://support.kozutumi.com/kozutumi%E3%81%AE%E7%B4%B9%E4%BB%8B2025-05-30https://support.kozutumi.com/%E9%80%81%E4%BF%A1%E5%89%8D%E3%81%AE%E3%83%95%E3%82%A1%E3%82%A4%E3%83%AB%E7%A2%BA%E8%AA%8D%E3%81%8C%E5%8F%AF%E8%83%BD%E3%81%AB%E3%81%AA%E3%82%8B-%E3%83%95%E3%82%A1%E3%82%A4%E3%83%AB%E3%83%97%E3%83%AC%E3%83%93%E3%83%A5-%E6%A9%9F%E8%83%BD-%E8%BF%BD%E5%8A%A0%E3%81%AE%E3%81%8A%E7%9F%A5%E3%82%89%E3%81%9B2025-06-04https://support.kozutumi.com/en/about-service-security-and-data-protection2025-04-27https://support.kozutumi.com/en/how-to-use-organization-management-creating-a-group2025-04-27https://support.kozutumi.com/-%E3%83%80%E3%82%A6%E3%83%B3%E3%83%AD-%E3%83%89%E9%80%9A%E7%9F%A5%E6%A9%9F%E8%83%BD-%E8%BF%BD%E5%8A%A0%E3%81%AE%E3%81%8A%E7%9F%A5%E3%82%89%E3%81%9B2025-06-04https://support.kozutumi.com/%E9%80%81%E5%8F%97%E4%BF%A1%E7%9B%B8%E6%89%8B%E3%81%AB-%E7%B5%84%E7%B9%94%E5%90%8D-%E3%82%92%E8%A1%A8%E7%A4%BA%E3%81%99%E3%82%8B%E6%A9%9F%E8%83%BD%E3%82%92%E8%BF%BD%E5%8A%A0%E3%81%97%E3%81%BE%E3%81%97%E3%81%9F-2025-06-04https://support.kozutumi.com/en/announcement-of-the-addition-of-the-main-display-for-guest-download-feature2025-06-04https://support.kozutumi.com/kozutumi%E3%81%8C-sungrove-%E3%81%AB%E3%81%8A%E3%81%99%E3%81%99%E3%82%81%E3%81%AE%E3%83%95%E3%82%A1%E3%82%A4%E3%83%AB%E8%BB%A2%E9%80%81%E3%82%B5-%E3%83%93%E3%82%B9%E3%81%A8%E3%81%97%E3%81%A6%E6%8E%B2%E8%BC%89%E3%81%95%E3%82%8C%E3%81%BE%E3%81%97%E3%81%9F-2025-06-04https://support.kozutumi.com/-%E5%AE%8C%E4%BA%86-2022/11/30-kozutumi-%E6%AD%A3%E5%BC%8F%E3%83%AA%E3%83%AA-%E3%82%B9-%E5%8F%8A%E3%81%B3-%E3%83%A1%E3%83%B3%E3%83%86%E3%83%8A%E3%83%B3%E3%82%B9%E3%81%AE%E3%81%8A%E7%9F%A5%E3%82%89%E3%81%9B2025-06-04https://support.kozutumi.com/%E3%82%B5-%E3%83%93%E3%82%B9%E3%82%BB%E3%82%AD%E3%83%A5%E3%83%AA%E3%83%86%E3%82%A3-%E3%83%87-%E3%82%BF%E4%BF%9D%E8%AD%B7%E3%81%AB%E3%81%A4%E3%81%84%E3%81%A62025-05-30https://support.kozutumi.com/%E3%83%A9%E3%83%B3%E3%82%B5-%E3%82%BA%E6%A7%98%E3%81%A8%E3%81%AE%E6%A5%AD%E5%8B%99%E6%8F%90%E6%90%BA%E3%81%AE%E3%81%8A%E7%9F%A5%E3%82%89%E3%81%9B2025-06-04https://support.kozutumi.com/en/how-to-send-and-receive-files-with-a-group-email-address2025-04-27https://support.kozutumi.com/-%E9%80%81%E4%BF%A1%E5%B1%A5%E6%AD%B4%E3%82%88%E3%82%8A%E6%96%B0%E8%A6%8F%E3%83%95%E3%82%A1%E3%82%A4%E3%83%AB%E9%80%81%E4%BF%A1%E4%BD%9C%E6%88%90-%E6%A9%9F%E8%83%BD%E8%BF%BD%E5%8A%A0%E3%81%AE%E3%81%8A%E7%9F%A5%E3%82%89%E3%81%9B2025-06-09https://support.kozutumi.com/%E3%82%A2%E3%82%AB%E3%82%A6%E3%83%B3%E3%83%88%E3%81%AE%E4%BD%9C%E6%88%90%E6%96%B9%E6%B3%952025-05-30https://support.kozutumi.com/en/if-characters-are-garbled-after-extracting-received-files2025-04-27https://support.kozutumi.com/en/notice-of-specification-change-for-recipient-display2025-10-03https://support.kozutumi.com/en/we-have-improved-the-navigation-to-the-help-page-for-cases-where-character-corruption-occurs-during-the-decompression-of-zip-files2025-06-04https://support.kozutumi.com/kozutumi%E3%81%94%E5%88%A9%E7%94%A8%E3%81%AB%E3%81%8A%E3%81%91%E3%82%8B%E6%8E%A8%E5%A5%A8%E7%92%B0%E5%A2%832025-05-30https://support.kozutumi.com/%E3%83%95%E3%82%A1%E3%82%A4%E3%83%AB%E5%8F%97%E4%BF%A1%E3%83%AA%E3%83%B3%E3%82%AF%E6%A9%9F%E8%83%BD%E3%82%92%E8%BF%BD%E5%8A%A0%E3%81%97%E3%81%BE%E3%81%97%E3%81%9F-2025-06-04https://support.kozutumi.com/-%E3%83%80%E3%82%A6%E3%83%B3%E3%83%AD-%E3%83%89%E3%83%AA%E3%83%B3%E3%82%AF%E6%A9%9F%E8%83%BD-%E8%BF%BD%E5%8A%A0%E3%81%AE%E3%81%8A%E7%9F%A5%E3%82%89%E3%81%9B2025-06-04https://support.kozutumi.com/en/if-you-cannot-create-an-account2025-04-27https://support.kozutumi.com/%E7%B5%84%E7%B9%94%E7%AE%A1%E7%90%86%E6%A9%9F%E8%83%BD%E3%81%AE%E4%BD%BF%E3%81%84%E6%96%B9%E7%9B%A3%E6%9F%BB%E6%A9%9F%E8%83%BD%E3%82%92%E4%BD%BF%E7%94%A8%E3%81%99%E3%82%8B2025-05-30https://support.kozutumi.com/en/questions-about-billing-and-invoicing2025-04-27https://support.kozutumi.com/en/how-to-cancel-your-subscription2025-04-27https://support.kozutumi.com/en/for-first-time-recipients-of-emails-from-kozutumi2025-04-27https://support.kozutumi.com/en/announcement-of-the-new-address-book-feature-to-pre-register-recipients2025-06-04https://support.kozutumi.comhttps://242330577.fs1.hubspotusercontent-na2.net/hubfs/242330577/2.png22https://242330577.fs1.hubspotusercontent-na2.net/hubfs/242330577/b4ed27a4bfc79764ef9e7bb445d8069c9a32566c.gifb4ed27a4bfc79764ef9e7bb445d8069c9a32566cb4ed27a4bfc79764ef9e7bb445d8069c9a32566chttps://242330577.fs1.hubspotusercontent-na2.net/hubfs/242330577/og-image.pngogimageogimagehttps://242330577.fs1.hubspotusercontent-na2.net/hubfs/242330577/logo_rgb.pnglogorgblogorgb2025-05-30https://support.kozutumi.com/%E6%A8%A9%E9%99%90%E5%A4%89%E6%9B%B4%E6%A9%9F%E8%83%BD%E8%BF%BD%E5%8A%A0%E3%81%AE%E3%81%8A%E7%9F%A5%E3%82%89%E3%81%9B2025-06-04https://support.kozutumi.com/%E7%B5%84%E7%B9%94%E7%AE%A1%E7%90%86%E6%A9%9F%E8%83%BD%E3%81%AE%E4%BD%BF%E3%81%84%E6%96%B9%E3%82%B0%E3%83%AB-%E3%83%97%E3%81%AE%E4%BD%9C%E6%88%902025-05-30https://support.kozutumi.com/%E3%83%A1-%E3%83%AB%E3%81%AB%E3%82%88%E3%82%8B%E3%83%95%E3%82%A1%E3%82%A4%E3%83%AB%E9%80%81%E5%8F%97%E4%BF%A1%E6%99%82%E3%81%AE%E3%83%87%E3%82%B6%E3%82%A4%E3%83%B3%E5%A4%89%E6%9B%B4%E3%81%AE%E3%81%94%E9%80%A3%E7%B5%A12025-06-04https://support.kozutumi.com/kozutumi%E3%81%8C-biznes%E3%81%B3%E3%81%9A%E3%81%AD%E3%81%99-%E3%81%A7%E7%B4%B9%E4%BB%8B%E3%81%95%E3%82%8C%E3%81%BE%E3%81%97%E3%81%9F-2025-06-04https://support.kozutumi.com/%E3%83%9B%E3%83%AF%E3%82%A4%E3%83%88%E3%83%AA%E3%82%B9%E3%83%88%E7%99%BB%E9%8C%B2%E3%81%AE%E6%89%8B%E5%BC%95%E3%81%8D2025-09-04https://support.kozutumi.com/en/announcement-addition-of-the-approval-required-feature-that-mandates-a-double-check-before-submission2025-06-04https://support.kozutumi.com/en/sender-information-added-to-guest-download-one-time-url-emails2025-06-04https://support.kozutumi.com/en/whitelist-registration-guide2025-09-04https://support.kozutumi.com/-%E7%AE%A1%E7%90%86%E9%83%A8%E9%96%80-it%E3%82%BD%E3%83%AA%E3%83%A5-%E3%82%B7%E3%83%A7%E3%83%B3%E7%B7%8F%E5%90%88%E5%B1%95-%E5%A4%A7%E9%98%AA23-%E3%81%AB%E5%87%BA%E5%B1%95%E3%81%97%E3%81%BE%E3%81%992025-06-04https://support.kozutumi.com/en/announcement-of-improvement-in-behavior-when-pasting-email-address-information-into-the-recipient-field2025-06-04https://support.kozutumi.com/kozutumi%E3%81%8C%E6%9D%B1%E4%BA%AC%E9%83%BDdx%E7%A4%BE%E4%BC%9A%E5%AE%9F%E8%A3%85%E3%83%97%E3%83%AD%E3%82%B8%E3%82%A7%E3%82%AF%E3%83%88%E3%81%AE%E6%A5%AD%E5%8B%99%E7%9C%81%E4%BA%BA%E5%8C%96-%E8%87%AA%E5%8B%95%E5%8C%96dx%E3%82%BD%E3%83%AA%E3%83%A5-%E3%82%B7%E3%83%A7%E3%83%B3%E3%81%AE%E3%82%B9%E3%82%BF-%E3%83%88%E3%82%A2%E3%83%83%E3%83%97%E3%81%A8%E3%81%97%E3%81%A6%E7%B4%B9%E4%BB%8B%E3%81%95%E3%82%8C%E3%81%BE%E3%81%97%E3%81%9F2025-06-04https://support.kozutumi.com/-%E5%BE%A9%E6%97%A7-%E3%83%A1-%E3%83%AB%E9%80%81%E4%BF%A1%E5%AE%8C%E4%BA%86%E9%80%9A%E7%9F%A5%E3%81%AB%E9%96%A2%E3%81%99%E3%82%8B%E4%B8%8D%E5%85%B7%E5%90%88%E3%81%AB%E3%81%A4%E3%81%84%E3%81%A62025-06-04https://support.kozutumi.com/%E8%A7%A3%E7%B4%84%E3%81%AE%E6%89%8B%E9%A0%86%E3%81%AB%E3%81%A4%E3%81%84%E3%81%A62025-05-30https://support.kozutumi.com/2025/09/09-%E3%83%A1%E3%83%B3%E3%83%86%E3%83%8A%E3%83%B3%E3%82%B9%E3%81%AE%E3%81%8A%E7%9F%A5%E3%82%89%E3%81%9B2025-08-26https://support.kozutumi.com/%E9%80%81%E4%BF%A1%E5%89%8D%E3%81%AB%E7%A4%BE%E5%86%85%E7%A2%BA%E8%AA%8D%E3%81%97%E3%81%A6%E3%82%82%E3%82%89%E3%81%86-%E9%80%81%E4%BF%A1%E6%89%BF%E8%AA%8D%E6%A9%9F%E8%83%BD-%E8%BF%BD%E5%8A%A0%E3%81%AE%E3%81%8A%E7%9F%A5%E3%82%89%E3%81%9B2025-06-04https://support.kozutumi.com/en/kozutumi.com-official-website-restoration-notice2025-12-05https://support.kozutumi.com/en/announcement-of-the-release-of-our-cloud-security-white-paper2025-06-04https://support.kozutumi.com/%E3%81%AF%E3%81%98%E3%82%81%E3%81%A6-kozutumi-%E3%81%8B%E3%82%89%E3%83%A1-%E3%83%AB%E3%82%92%E5%8F%97%E3%81%91%E5%8F%96%E3%81%A3%E3%81%9F%E6%96%B9%E3%81%B82025-05-30https://support.kozutumi.com/en/how-to-log-in2025-04-27https://support.kozutumi.com/en/file-size-requirements-for-sending2025-04-27https://support.kozutumi.com/en/announcement-of-the-acquisition-of-isms-certification-and-isms-cloud-security-certification2025-06-04