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.
Full Cast of 12-sai.: Chicchana Mune no Tokimeki
Ai Kakuma
Hanabi Ayase (voice)
Sayuri Hara
Cocoa Hamana (voice) , Marin Ogura (voice)
Juri Kimura
Yui Aoi (voice)
Shun Horie
Kazuma Hiyama (voice)
Tetsuya Kakihara
Ayumu Tsutsumu
Shinnosuke Tachibana
Inaba Mikami (voice)
Taishi Murata
Tomoya (voice)
Soma Saito
Yuuto Takao (voice)
Takumi Watanabe
Eikou
Crew of 12-sai.: Chicchana Mune no Tokimeki
Full backstage crew list →- Released April 04, 2016