Tasaki is one of the students from Komaki's school.
He is in love with Rika Kurokawa and joined the school because of her.
After Aoki-sensei, he was the boy with whom Rika had had sex with a lot. He was jealous of Tsurumi after seeing him always hold Rika's hand after the accident.
Content compiled by AnimeList.moe from publicly available sources.
