To use actual music tracks, you can use them if you can pay royalties separately to various stakeholders such as music copyright holders, performers (instrument players) ・record producers・vocalists through individual contracts. However, since this contract is something CLASS101 cannot assist with, you must proceed individually.

Free music provided by other platforms (YouTube・Instagram, etc.) is often [free for commercial use] only for content on those platforms, so please check the license usage scope (whether the music is free for commercial use on other sites).

If you created the music yourself, you may use it. However, when you register music with the music copyright center, the copyright association can exercise music management authority, so you may receive inquiries and discussions in the future.

Yes. In principle, playing music for even 1 second in a video or performing an arrangement counts as using music copyright and fees may be charged.

Yes. Both playing the original and arrangements count as music copyright usage and fees may be charged.

Yes. Singing a cappella still counts as vocal performance, so it counts as music copyright usage and fees may be charged.

Yes. Providing sheet music also counts as music copyright usage and fees may be charged.

A1 You can use music you created yourself that is not registered with a music copyright center, or find the music copyright holder and obtain written permission. However, if the music is registered with a music copyright center, music usage fees may be charged.

A2 You can freely use music by subscribing to a license (commercial use allowed) on music-specialized sites like Artlist.

A3 You can use music for free when music copyright has expired (e.g., 70 years after the copyright holder's death), such as pansori, folk songs, and classical music.