Reaching a period of life where they are neither a child nor an adult, 12-year-old Hanabi Ayase and Aoi Yui meet with life-changing events. Due to the mischievous demeanor of her male classmates, Ayase does not think highly of the opposite sex. However, her perspective begins to change after she is paired with the kind-hearted Takao Yuuto for a class assignment and unexpectedly shared their first kisses with each other on the school rooftop.
With her best friend discovering love, Aoi yearns to seek her own. She finds herself falling in love with the rash Kazuma Hiyama after protecting her from a rejected suitor who had talked behind her back.
12-sai.: Chicchana Mune no Tokimeki follows the four in this phase of adolescence. As they grow up alongside each other, this sweet romance depicts the innocence and excitement of first love.
[Written by MAL Rewrite]+ More
More Seasons
Characters & Voice Actors

Aoi, Yui
Main
Ayase, Hanabi
Main
Hamana, Kokoa
Supporting
Ogura, Marin
Supporting
Tsutsumi, Ayumu
SupportingRecommended for you
Star☆Twinkle Precure
TV
24m
Suzuka
TV
23m
Saber Marionette J Again
OVA
27m
Kuroko no Basket: Oshaberi Demo Shimasen ka
Special
16m
Days
TV
24m
Moyashimon Returns
TV
23m
Genius Party
Movie
14m
Inari Kon Kon
TV
24m
Myself; Yourself
TV
25m
D.N.Angel
TV
23m
Children of the Whales
TV
23m
Love Hina Spring Movie
Special
46m
Nyan Koi!
TV
24m