Souya Kawata is a grouchy, caring, secretly sweet, and fierce individual. Souya is nicknamed "Angry" in the Tokyo Manji Gang because he's always grouchy towards others. He's a member of the Tokyo Manji Gang, and is Nahoya's brother. He cares a lot about his loved ones, especially secretly caring for them while still having a grouchy tone. He cares a lot about well-being, as he checks up and cherishes time between his loved ones underneath his grouchy tone.