Houseki Bako

Houseki Bako (宝石箱) was an idol group active from August 16, 2015 to May 31, 2016.

Final Lineup

 * Kusunoki Kasumi (楠 花純)
 * Seira Niko (清良ニコ)
 * Sonoyama Mon (園山もん)

Former Members

 * Morikawa Anna (森川杏菜)

Singles

 * [2016.04.19] Iroha Nihoheto Chirinuru wo (イロハニホヘトチリヌルオ)