X21 (read as X Nijuuichi) was an idol group originally made up of 21 finalists of the 13th Japan Bishoujo Contest.
They disbanded on November 30, 2018.
Members[]
Final Line-Up[]
- Yamasaki Saaya (山﨑紗彩)
- Matsuda Rina (松田莉奈)
- Komoriya Sakura (籠谷さくら)
- Tanaka Shuri (田中珠里)
- Nagao Mami (長尾真実)
- Igashira Manami (井頭愛海)
- Osaki Ichika (尾碕真花)
- Shiratori Hasumi (白鳥羽純)
- Kaminaguchi Honoka (上水口萌乃香)
- Yamaki Koharu (山木コハル)
- Suenaga Mai (末永真唯)
- Ozawa Nanaka (小澤奈々花)
- Inuzuka Shiori (犬塚しおり) (Joined April 2016)
- Kadogaki Hikaru (門垣ひかる) (Joined April 2016)
- Kawaguchi Yurina (川口ゆりな) (Joined April 2016)
- Nakazato Megumu (中里萌) (Joined April 2016)
- Fujie Moe (藤江萌) (Joined October 2017)
Former Members[]
- Nishikawa Misaki (西川美咲) (Graduated April 2014)
- Wakayama Ayano (若山あやの) (Graduated March 2016)
- Sera Misaki (瀬羅美咲) (Graduated March 2016)
- Sagawa Miyu (佐川実優) (Graduated March 2016)
- Hosoi Yurika (細井友里加) (Graduated March 2016)
- Takahashi Runa (高橋るな) (Graduated March 2016)
- Izumikawa Miho (泉川実穂) (Graduated April 2017)
- Onishi Aguri (大西亜玖璃) (Graduated April 2017)
- Yoshimoto Miyu (吉本実憂) (Graduated September 2017)
- Iijima Mika (飯島未賀) (Joined April 2016, graduated March 2018)
- Takamura Yuuka (髙村優香) (Joined April 2016, graduated March 2018)
Discography[]
Albums[]
- [2015.04.29] Shoujo X (少女X)
- [2017.03.15] Beautiful X
Singles[]
- [2014.03.19] Ashita e no Sotsugyou (明日への卒業)
- [2014.06.25] Koi suru Natsu! (恋する夏!)
- [2014.09.24] Happy Appli (ハッピーアプリ)
- [2014.12.03] X Gift (Xギフト)
- [2015.09.23] YOU-kI no Parade (YOU-kIのパレード)
- [2015.12.02] Magical☆Kiss (マジカル☆キス)
- [2016.03.30] Yakusoku no Oka (約束の丘)
- [2016.07.27] Natsu dayo!! (夏だよ!!)
- [2016.12.21] Kagami no Naka no Parallel Girl (鏡の中のパラレルガール)
- [2017.08.16] Genjitsu kara Nigeru kara Genjitsu ga Tsurainda (現実から逃げるから現実がツラいんだ)
- [2018.03.14] Friday Night Party
- [2018.09.19] Destiny (デスティニー)