AKB48's Kenkyuusei (Research Students (研究生)). They currently have 26 kenkyuuseis.
File:Fujie ReinaKKS2007L.jpg 
File:Yamada MizukiKKS2007L.jpg
- Uriya Akane - 4th Generation
- Oya Shizuka - 4th Generation (しーちゃん Shiichan)
- Kuramochi Asuka - 4th Generation (もっちぃ Mocchii)
- Saeki Mika - 4th Generation (美香ちぃ Mikacchi)
- Sato Amina - 4th Generation (あみな Amina)
- Suzuki Nae - 4th Generation
- Deguchi Aki - 4th Generation
- Nakata Chisato - 4th Generation (ちぃちゃん Chiichan)
- Nakanishi Yuka - 4th Generation (August, 2008)
- Naruse Risa - 4th Generation (なるる Naruru)
- Fujie Reina - 4th Generation ( れいにゃん Reinyan)
- Fujimoto Sara - 4th Generation
- Muranaka Satomi - 4th Generation
- Arima Yuka - 5th Generation
- Ishida Haruka - 5th Generation (はるきゃん Harukyan)
- Uchida Mayumi - 5th Generation (うっちー Ucchii )
- Kitahara Rie - 5th Generation (きたりえ Kitarie)
- Kohara Haruka - 5th Generation (きゅるるん〜 kyururun~)
- Sashihara Rino - 5th Generation (さっしー Sasshii)
- Chikano Rina - 5th Generation (チカリーナ Chikariina)
- Tomita Mayu - 5th Generation
- Nakatsuka Tomomi - 5th Generation (ともちゃん Tomochan )
- Nito Moeno - 5th Generation (もえの Moeno )
- Hatayama Arisa - 5th Generation
- Miyazaki Miho - 5th Generation (みゃお Myao)
- Yamada Mizuki - 5th Generation