PreciouSparty

PreciouSparty was an idol group formed in June 2010 under the name Nijiiro Switch (虹色スイッチ; Rainbow Switch). They went on hiatus beginning in November 2013 due to the departure of two members, and returned under the name PreciouSparty in March 2014 with three new members. They disbanded in November 2015.

Final Line-up

 * Haruno Akane (春野あかね) (Joined March 2014)
 * Kosaka Kotomi (小坂琴美) (Joined March 2014)
 * MARIN (Joined March 2014)

Former Members

 * Takikawa Masumi (谷川万純) (Original member, graduated July 2012)
 * Arimoto Sayumi (有本さゆみ) (Original member, graduated November 2013)
 * Harukawa Natsuki (遥川なつき) (Original member, graduated November 2013)
 * Okada Chiho (岡田ちほ) (Original member, graduated August 2014)
 * Takasugi Minatsu (高杉実夏) (Original member, graduated August 2014)

Singles

 * [2010.08.01] Koi wa Kyuujoushou↑↑ (恋は急上昇↑↑) (as Nijiiro Switch)
 * [2010.08.01] Mayonaka no Cinderella (真夜中のシンデレラ) (as Nijiiro Switch)
 * [2010.11.15] Negaiboshi (願い星) (as Nijiiro Switch)
 * [2011.01.01] Tokimeki Ressha (ときめき列車) (as Nijiiro Switch)
 * [2011.03.16] Sora to Kimi to Boku (空とキミとボク) (as Nijiiro Switch)
 * [2011.05.28] Maze (as Nijiiro Switch)
 * [2011.08.27] Wagokoro Zenshin∞Bokura no Matsuri (和心漸進∞ボクラノ祭) (as Nijiiro Switch)
 * [2012.09.26] Niji no Uta / LuvSick..xx (にじのうた / LuvSick..xx) (as Nijiiro Switch)
 * [2013.08.28] No control (as Nijiiro Switch)
 * [2014.10.22] NO PLAY!NO LIFE! / Rock'nroll Energy
 * [2015.05.13] flap!