Contact & DMCA

Last updated October 5, 2026

Support

Email help@tentaku.app — include which tab you were on and what you pressed. We answer within 2 business days.

On X: @tentakuapp.

Copyright (DMCA) notices

If you believe material on tentaku.app infringes your copyright, email help@tentaku.app with the subject “DMCA notice” and include:

1. your physical or electronic signature;
2. the copyrighted work you believe is infringed;
3. the material and where it appears (its URL);
4. your name, address, phone number and email;
5. a statement that you have a good-faith belief the use isn’t authorized by the copyright owner, its agent or the law;
6. a statement, under penalty of perjury, that the information is accurate and that you are the owner or authorized to act for the owner.

Tentaku keeps students’ recordings and notes on their own computers; we don’t host them and can’t access them.