教えて！JAM Project「初めて楽器で弾けるようになった曲は？」⑤影山編 MOTTO! MOTTO!!+Member contents 教えて！JAM Project VIP member only JAM Project Official Website 2023/09/08 15:00 Follow Log in with Bitfan ID I forgot my password Stay logged in OR Login with Twitter Login with Facebook Sign in with Apple What is Bitfan ID For those who doesn't have Bitfan ID When you can't log in. What is Bitfan ID Bitfan ID is the requested account for using this service. You can register by using the third-party SNS account or by mail address and password.