Hoshi no Yakusoku

is a song by Poppin'Party.

It is one of the coupling tracks of Poppin'Party's 17th single, Poppin' Dream!, which will be released on January 5, 2021.

It will be used as the ending theme for BanG Dream! Poppin'Dream!

It is written by Nakamura Kou, and arranged and composed by Kasai Yuta.