B♭

B♭ was a Sendai-based idol group active from October 2006 until around June 2013. They are now primarily known for being the group that Dorothy Little Happy and Party Rockets GT were born from.

Final Lineup

 * Fuuka (フウカ) (Joined January 2011)
 * Shiina (シイナ) (Joined January 2011)
 * Ayaka (アヤカ) (Joined April 2011)
 * Makiko (マキコ) (Joined July 2011)
 * Haruka (ハルカ) (Joined July 2011)
 * Hina (ヒナ) (Joined July 2011)
 * Miu (ミウ) (Joined July 2011)
 * Koyoi (コヨイ) (Joined July 2011)

Former Members

 * Minako (ミナコ) (Original member, graduated July 2007)
 * Yuuna (ユウナ) (Joined December 2006, graduated June 2008)
 * Miryou (ミリョウ) (Original member, graduated October 2008)
 * Yuri (ユリ) (Joined June 2008, graduated October 2008)
 * Mizuki (ミヅキ) (Joined November 2007, graduated June 2009)
 * Kana (カナ) (Original member, graduated July 2010)
 * Mari (マリ) (Original member, graduated July 2010)
 * Riona (リオナ) (Joined December 2006, graduated July 2010)
 * Akari (アカリ) (Original member, graduated October 2008)
 * Ruuna (ルウナ) (Joined July 2007, graduated July 2010)
 * Michiyo (ミチヨ) (Joined December 2008, graduated July 2010)
 * Mimori (ミモリ) (Joined April 2009, graduated July 2010)
 * Reina (レイナ) (Joined March 2010, left December 2010)
 * Ayumi (アユミ) (Joined July 2010, left December 2010)
 * Haruka (ハルカ) (Joined July 2010, graduated June 2012)
 * Akari (アカリ) (Joined August 2009, graduated June 2012)
 * Airi (アイリ) (Joined July 2010, graduated June 2012)
 * Koume (コウメ) (Joined December 2009, graduated June 2012)
 * Fumika (フミカ) (Joined July 2010, graduated June 2012)
 * Hiyori (ヒヨリ) (Joined July 2011, graduated November 2012)
 * Yuuka (ユウカ) (Joined December 2010, graduated December 2012)

Sub-units

 * Bee☆F.L.T (1st: Kana, Mimori, Ruuna 2nd: Koume, Haruka, Fumika 3rd: Koyoi, Miu, Fuuka)