12-sai.: Chicchana Mune no Tokimeki

The story begins with Hanabi, a sixth-grade girl who is neither an adult nor a child. She deals with issues such as accidentally witnessing her homeroom teacher kissing, and worrying about experiencing physiological changes before her friends. The series depicts a 12-year-old girl's innocent worries and first love.

• Takeshi IkeOriginal Music Composer
• Seiji MiuraOriginal Music Composer
• Motoyoshi IwasakiOriginal Music Composer

• Sayuri HaraMarin Ogura (voice)
• Ai KakumaHanabi Ayase (voice)
• Juri KimuraYui Aoi (voice)
• Shun HorieKazuma Hiyama (voice)
• Tetsuya KakiharaAyumu Tsutsumu (voice)
• Shinnosuke TachibanaInaba Mikami (voice)
• Taishi MurataTomoya (voice)
• Soma SaitoYuuto Takao (voice)