Mamoru Hidaka

Mamoru is a transfer student into [Yuu's](https://anilist.co/character/12919/Yuu-Morisawa) class. He is originally from Hokkaido and prefers nature to the city. He is initially very rude, but quickly becomes friends with Yuu due his interest in [Posi](https://anilist.co/character/332272/Posi) and [Nega.](https://anilist.co/character/332273/Nega)