LoveKen

LoveKen (らぶけん), formerly Love☆Ken, is the research student group for the idol label ArcJewel. They originated as a research student group specifically for Lovely☆DOLL. They debuted as LoveKen in 2013 with teams LoveKen Stella and LoveKen Luce, which became Stella☆Beats and Luce Twinkle Wink☆ on May 23, 2014 and March 26, 2015, respectively. After the promotion of the teams to official groups LoveKen restarted without teams, before eventually disbanding in 2017.

The group announced 7th generation research students on February 9, 2023. The new members had their debut live on February 11, 2023.

Members

 * Hashimoto Minami (橋本美波) (Joined February 9, 2023)
 * Saira Natsuki (彩良菜月) (Joined February 9, 2023)
 * Hazuki Riko (羽月りこ) (Joined February 9, 2023)
 * Nanase Rei (七瀬玲) (Joined February 9, 2023)
 * Sakamoto Rio (佐嘉本りお) (Joined February 9, 2023)
 * Minase Kokoro (水瀬こころ) (Joined February 9, 2023)
 * Kisaragi Yui (如月優衣) (Joined February 9, 2023)
 * Sasaki Miku (佐々木美紅) (Joined March 4, 2023)

Former members

 * Nanase Nozomi (七瀬望美) (Promoted to Stella☆Beats)
 * Sakuragi Kotoka (桜木琴歌) (Promoted to Stella☆Beats)
 * Aya (アヤ) (Promoted to Stella☆Beats)
 * Sasaki Arisa (笹木ありさ) (Promoted to Stella☆Beats)
 * Hoshino Mana (星野愛菜) (Promoted to Stella☆Beats)
 * Itayama Saori (板山紗織) (Promoted to Luce Twinkle Wink☆)
 * Fukasawa Saki (深沢紗希) (Promoted to Luce Twinkle Wink☆)
 * Nishikiori Megumi (錦織めぐみ) (Promoted to Luce Twinkle Wink☆)
 * Higaki Kaho (桧垣果穂) (Promoted to Luce Twinkle Wink☆)
 * Usami Yukino (宇佐美幸乃) (Promoted to Luce Twinkle Wink☆)
 * Niibo Kishiro (新穂貴城) (Promoted to Stella☆Beats)
 * Ohara Rina (大原莉奈)
 * Kanzaki Yuuna (神崎祐奈) (Promoted to Chu☆Oh! Dolly)
 * Matsuwaki Akari (松脇朱里) (Promoted to Ange☆Reve)
 * Yamamoto Mia (山元美亜)
 * Asahina Karen (朝比奈花恋) (Promoted to Lovely☆DOLL)
 * Saigo Mizuki (さいごうみずき) (Promoted to Ange☆Reve)
 * Kurata Kasumi (倉田かすみ) (Promoted to Jewel☆Neige)
 * Hara Himeko (原姫子)
 * Shichimiya Satori (七宮さとり)
 * Imaki Nako (今木なこ) (Promoted to Jewel☆Neige)
 * Wada Honoka (和田帆乃夏) (Promoted to Jewel☆Neige)