STU48's Kenkyuusei (Research Students (研究生)). They currently have 29 kenkyuuseis from 1st Generation and 5 kenkyuuseis from AKB48 Group 3rd Draft Kaigi.
STU48 1st Generation
STU48 1st Generation, 2018
- Ishida Chiho - 1st Generation
- Ishida Minami - 1st Generation
- Isogai Kanon - 1st Generation
- Ichioka Ayumi - 1st Generation
- Imamura Mitsuki - 1st Generation
- Iwata Hina - 1st Generation
- Otani Marina - 1st Generation
- Kai Kokoa - 1st Generation
- Kadota Momona - 1st Generation
- Kadowaki Miyuna - 1st Generation
- Sakaki Miyu - 1st Generation
- Sano Haruka - 1st Generation
- Shioi Hinako - 1st Generation
- Shintani Nonoka - 1st Generation
- Sugahara Saki - 1st Generation
- Takino Yumiko - 1st Generation
- Tanaka Kouko - 1st Generation
- Taniguchi Mahina - 1st Generation
- Cho Orie - 1st Generation
- Torobu Yuri - 1st Generation
- Hyodo Aoi - 1st Generation
- Fukuda Akari - 1st Generation
- Fujiwara Azusa - 1st Generation
- Mishima Haruka - 1st Generation
- Mineyoshi Arisa - 1st Generation
- Mori Kaho - 1st Generation
- Morishita Maiha - 1st Generation
- Yano Honoka - 1st Generation
- Yabushita Fu - 1st Generation
STU48 Draft Kenkyuusei, 2018
- Oki Yuuka - 3rd Draft
- Shinano Soraha - 3rd Draft
- Nakamura Mai - 3rd Draft
- Mizoguchi Aiko - 3rd Draft
- Yura Akari - 3rd Draft
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