Who is this new mysterious four member group? @onefive

On October 15th, @onefive’s account went live on YouTube, Instagram and Twitter.

Not much is known about the group but the fact that they will release a song titled “Pinky Promise” on October 20th and each of the four members are 15-years-old.

 

View this post on Instagram

 

後ろ姿の4人。 彼女たちの素顔は…!? 楽曲「Pinky Promise」 のMusic Videoと共に近日公開！お楽しみに！ #onefive #PinkyPromise #ガールズユニット #15歳

A post shared by @onefive (@official.onefive) on Oct 15, 2019 at 12:54am PDT

15歳の4人組ガールズユニット @onefive_music 始動！
10/20(日)に配信開始の楽曲 「Pinky Promise」のティザー公開！#onefive #PinkyPromise pic.twitter.com/pJjubN0gct

— @onefive (@onefive_music) October 15, 2019