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Party Rockets are a Sendai based idol group created by 'Step-One Junior Talent Agency, and are also signed by avex trax. They are formed of members from the group "B♭ (B-Flat)", as where their seniors Dorothy Little Happy. Party Rockets made their debut with the single "Hatsukoi Rocket" released on the 15th August.

Official Website - Official Twitter - Official Blog

Yoshiki Haruka (吉木悠佳)
Birth Date - July 1, 1998
Nickname - Haruchan (はるちゃん)
 

Kikuchi Fumika (菊地史夏)
Birth Date - July 20, 1999
Nickname - Fumi (フミ)



Fujita Akari (藤田あかり)
Birth Date - June 24, 1999
Nickname - Akarin (あかりん)

Graduated Members -

Sato Hiyori (佐藤陽誉吏)
Birth Date - October 31, 1999
Nickname - Hiyorin (ひよりん)

Konno Yuuka (金野優花)

Birth Date - May 15, 1998
Nickname - Yuukachan (ユーカちゃん)

Watanabe Koume (渡邉幸愛) 
Birth Date - March 17, 1998
Nickname - Koumechan (コウメちゃん)