Kouta Hasegawa is the main protagonist of the anime series 'Sanrio Danshi' (Sanrio Boys). A high school student, Kouta secretly loves Sanrio characters, especially Pompompurin, but initially hides his interest out of embarrassment. Through meeting other boys who also appreciate Sanrio, he learns the importance of being true to himself and forming genuine friendships. Kouta's journey centers around self-acceptance and encourages viewers to embrace their own passions regardless of societal expectations.