OS☆U

 is an idol group based in Nagoya and formed in August 2010.

Current Members

 * Saito Megu (斉藤めぐ)
 * Hoshino Maria (星野麻里愛)
 * Natsukawa Ami (夏川愛実)
 * Sugiura Asuka (杉浦希香)
 * Hashimoto Chihiro (橋本千央)
 * Shirato Haruka (白戸遥)
 * Sasaki Natsumi (佐々木菜摘)
 * Igawa Natsu (井川なつ)
 * Asahi Hina (朝日ひな)
 * Isaki Moeka (伊咲萌香)
 * Shida Rina (志田梨奈)
 * Matsumoto Riko (松本莉恋)
 * Koda Mei (香田メイ)

Former Members

 * Yokochi Shiho (横地志保)
 * Fujita Mei (藤田まい)
 * Ono Yuuki (小野勇気)
 * Inudou Rino (犬童梨乃)
 * Kaji Miki (梶美希)
 * Okajima Riko (岡島里恋)
 * Koumoto Hikari (甲本ヒカリ)
 * Usuda Mizuki (臼田瑞姫)
 * Himuro Nodoka (氷室のどか)
 * Nagasawa Catherine Masako (長澤キャサリン雅子)
 * Hijikata Erika (土方瑛里香)
 * Tamaki Aya (玉置亜弥)
 * Sakuragi Mai (桜木まい)
 * Usami Sayaka (宇佐美沙耶香)
 * Toda Reika (戸田玲香)
 * Kato Ayu (加藤亜優)
 * Oshima Risa (大島梨紗)
 * Ban Kanami (伴かなみ)
 * Naruse Mika (成瀬未佳)
 * Miwa Asuka (美和明日香)
 * Watanabe Yuki (渡辺友貴)
 * Okusaka Mari (奥坂まり)
 * Morisaki Tomomi (森咲智美)
 * Wakasugi Rin (若杉凜)
 * Asakura Makoto (朝倉真琴)
 * Chouno Masami (蝶野晶美)
 * Sekiya Misaki (関谷美咲)
 * Mochizuki Ayano (望月綾乃)
 * Ochi Azuha (越智梓葉)
 * Kai Ayaka (甲斐彩花)
 * Kiyosato Chisei (清里千聖)
 * Ono Saki (大野咲貴)
 * Yasumi Eiko (八角瑛子)
 * Takahashi Moe (高橋 萌)
 * Ishihara Yui (石原優衣)
 * Ikeda Niko (池田にこ)
 * Araki Miho (荒木美穂)

Sub-Units

 * Maneki Neko from OS☆U
 * Lady Note from OS☆U

Mini Albums

 * [2013.08.18] present for you

Best Albums

 * [2013.08.18] OS☆U BEST vol.1
 * [2013.08.18] OS☆U BEST vol.2
 * [2017.11.01] passage -OS☆U Best-

Singles

 * [2010.10.16] kiss!kiss!! ~Chizu ni Nai Michishirube~ (kiss!kiss!! 〜地図にない道標〜)
 * [2010.12.14] Merry Christmas!!
 * [2011.03.15] girls☆girls talk!
 * [2011.06.25] Surfing Striker
 * [2012.04.15] Dame Moto LOVE (ダメもとLOVE)
 * [2012.12.05] A-GIRL
 * [2013.03.20] We are OS☆U / Ai no Katachi (We are OS☆U / アイのカタチ)
 * [2014.03.29] Mousugu kiss Dayo★ (もうすぐkissだよ★)
 * [2014.04.23] Naite Tamaruka, Heart no Ohikko (泣いてたまるか、ハートのお引越し)
 * [2014.08.20] Churun Churun ni Kigatsuite! (ちゅるんちゅるんに気がついて!)
 * [2015.03.18] Gangan☆Dance / Kimi no Tame ni... (ガンガン☆ダンス / 君のために...)
 * [2015.07.28] Junshin Caribbean / I.N.G!!! (純真カリビアン / I.N.G!!!)