12-sai.: Chicchana Mune no Tokimeki

Aired 2016-04-04

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

Aired 2016-04-11

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.

Aired 2016-04-18

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.

Aired 2016-04-25

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.

Aired 2016-05-02

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.

Aired 2016-05-09

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?

Aired 2016-05-16

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...

Aired 2016-05-23

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.

Aired 2016-05-30

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.

Aired 2016-06-06

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.

Aired 2016-06-13

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.

Aired 2016-06-20

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.