Higuchi, Tomoyuki

The romantic comedy centers around Shizuku Mizutani, a girl who has absolutely no interests except for school and her plans for the future. One day she delivers print-outs to the chronically absent Yoshida. After delivering the school materials to Yoshida, he believes the two of them are friends.

While innocently reaching for some half-priced bento, Yō Satō finds himself beaten up on the floor of a supermarket. He soon learns that getting half-priced bento is an all-out brawl between students. Yō is invited to the Half-Priced Food Lovers Club by one of the top fighters, Sen Yarizui, in order to train to compete in these battles.

Kobato is a sweet, perky, cute yet naïve girl who has a contract: to go to a certain place, she must fill a mysterious bottle with people's "healed hearts" to do so. However, the restriction is that she must finish before the four seasons end. As Kobato attempts to fulfill her mission, she is accompanied by Ioryogi, a spirit in the form of a dog plushie. Because Ioryogi is responsible for a punishment that has been applied to him and his friends from the spiritual world, he must guide Kobato and ensure that she succeeds her mission, so that he and his friends might return to their true forms.