HEROINES Kenkyuusei (ヒロインズ研究生; HEROINES Research Students) is the trainee group for HEROINES formed on October 16, 2023.
The 1st Generation made their stage debut on October 30, 2023, and ended activities on May 28, 2024 with a final performance @Shirokane Takanawa SELENE b2.
The 2nd Generation was announced on June 6, 2024, and they made their stage debut on June 27. On February 27, 2025, it was announced that they would end activities on April 6, 2025 with a final performance @Veats Shibuya.
The 3rd Generation was announced on April 12, 2025, and made their stage debut on May 5, 2025 @Spotify O-EAST.
As of April 2025, they're produced by former iLiFE! member Arisu Luna.
Members[]
Current Members[]
- Asahi Maru (朝日まる) (2nd Gen) (Joined June 17, 2024; Support member of Dress Code since November 22, 2025)
- Tokino Nau (刻乃なう) (2nd Gen) (Joined June 20, 2024)
- Ichinose Chii (一ノ瀬ちい) (2nd Gen) (Joined June 22, 2024)
- Kimino Main (君乃まいん) (3rd Gen) (Joined April 15, 2025)
- Akitsuki Emu (秋月えむ) (3rd Gen) (Joined April 16, 2025)
- Shiraishi Ayu (白石あゆ) (3rd Gen) (Joined April 18, 2025)
- Hirose Rimu (広瀬りむ) (3rd Gen) (Joined April 19, 2025)
- Mano Yuni (茉野ゆに) (3rd Gen) (Joined April 20, 2025; Support member of chuLa since December 8, 2025)
- Konami Koyu (小菜実こゆ) (3rd Gen) (Joined April 21, 2025)
- Ayase Meme (綾瀬めめ) (3rd Gen) (Joined April 22, 2025)
Former Members[]
- Nagase Reno (永瀬玲乃) (1st Gen) (Founding member; Graduated May 28, 2024; Leader)
- Chitose Shino (千歳しの) (1st Gen) (Founding member; Graduated May 28, 2024)
- Kashiwagi Ui (柏木羽依) (1st Gen) (Founding member; Graduated May 28, 2024)
- Arimura Minami (有村みなみ) (1st Gen) (Founding member; Graduated and transferred to iLiFE! Kouhosei May 28, 2024)
- Aikawa Hana (愛川はな) (1st Gen) (Founding member; Graduated May 28, 2024; Promoted to chuLa June 1, 2024)
- Sato Nene (佐藤ねね) (1st Gen) (Founding member; Graduated April 6, 2025; Promoted to iON! January 2, 2025)
- Uno Yuri (宇野ゆり) (1st Gen) (Founding member; Graduated April 6, 2025; Promoted to iON! January 2, 2025)[1]
- Miyamizu Hiiro (宮水ひいろ) (2nd Gen) (Joined June 23, 2024; Graduated April 6, 2025; Promoted to MEGAFON April 12, 2025)
- Uzuki Neiro (卯月ねいろ) (2nd Gen) (Joined June 17, 2024; Graduated April 6, 2025)
- Momose Yumo (百瀬ゆも) (2nd Gen) (Joined June 19, 2024; Graduated April 6, 2025)
- Haguma Amu (白熊あむ) (2nd Gen) (Joined June 21, 2024; Graduated April 6, 2025)
- Fujisaki Azu (藤咲あず) (3rd Gen) (Joined April 17, 2025; Fired November 4, 2025)
Timeline[]
