Series · 2016 · Animation
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.
2 seasons · 24 episodes

Episode 01
Kiss. Hate. Love.
Finally, Hanabi Ayase, Yui Aoi, Marin Ogura and the others are 6th graders! One day, the girls are talking about kissing.

Episode 02
Confession
At Yui's household the bath broke and she has to take bath at Hiyama Bathhouse. Even though she decided not to fall in love, she starts having feelings for Kazuma Hiyama.

Episode 03
Double Date
Yuuto asked Hanabi to go out with him. His girlfriend convinces him to take Yui and Kazuma along with them. The two couples go on a double date at the mall.

Episode 04
Triangle
Class 6-2 has a new student: Hanabi's childhood friend who has just came back from Tokyo, who starts having a crush for Hanabi, despite seeming to be a bit of a bully.

Episode 05
Birthday
Hanabi and Ayumu go shopping to get a present for Yuuto's birthday, after which Hanabi will go on a date with Yuuto and give him his present.

Episode 06
Boyfriend
Ayumu tries to take Hanabi away from Yuuto. They wind up in a race. Cocoa, who wants to be Yuuto's girlfriend, decides to help Ayumu win. Can Hanabi and Yuuto discover the truth?

Episode 07
Beginning
After Kazuma asked Yui to walk her home, she thinks what does she like him for. The answer finds it's begin in previous year...

Episode 08
Names
Hanabi and Yui try to address Yuuto and Kazuma by their names, and to make the boys do the same. In the end, only Yui and Kazuma manage to, when Hanabi and Yuuto couldn't.

Episode 09
Friends
Due to a misunderstanding, Hanabi and Yui fall out with each other and won't speak to each other for the next few days. In the end, Hanabi reconciles with Yui while defending the latter from other girls from another school.

Episode 10
The Weaver Girl and the Cowherd
With the Tanabata coming along, Hanabi's homeroom teacher asked the class to write something nice about their classmates in their Tanzaku in hopes that it will strengthen the bond between boys and girls in the class.

Episode 11
Summer Love
After accidentally hitting Yui on the head with a football during the gym lesson, Kazuma invites her to a pool date as an apology and they invite Hanabi and Yuuto.

Episode 12
Fireworks
With Yui's cram school lessons and Kazuma's work in his family's bathhouse, Hanabi and Yuuto are left to go on a date at the summer festival.
based on 13 votes
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.
8 principal cast
12-sai.: Chicchana Mune no Tokimeki is available to stream on Flicksy via 6 verified sources, aggregated from publicly available embed providers. The animation has 2 seasons and 24 total episodes, rated 7.6/10 by 13 viewers.
12-sai.: Chicchana Mune no Tokimeki has 2 seasons with 24 episodes in total.
12-sai.: Chicchana Mune no Tokimeki has ended and is no longer in production.
12-sai.: Chicchana Mune no Tokimeki airs on TOKYO MX.
12-sai.: Chicchana Mune no Tokimeki first aired on April 4, 2016.
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