Aoharu x Machinegun

On TBS

A high-energy shounen sports comedy built on rivalry-to-friendship dynamics, airsoft competition, and the comedic friction between a righteous protagonist and a morally ambiguous neighbor.

When Hotaru moves into a new apartment alone, there's a mysterious man standing nearby the apartment. Hotaru decides to confront the man, who turns out to live in the neighboring apartment. The next day at school, Hotaru's best friend Kanae tells Hotaru that a host tricked her out of her money. When Hotaru goes to confront the host, he happens to be none other than Hotaru's neighbor, Masamune?!