He's shy and has no confidence in himself. As shown in Chocolat, Desirious Thoughts of Chocolate, he may have a competitive side because he participates in the boys' foolish competitions. He was the first to show interest in Chocolat. He's in the newspaper club with Akira Mikaido.
He has light brown hair with brown-grey eyes. He wears circle-rimed glasses, though in the beginning song, he is shown to only have glass and nothing on the sides. He is quite short.
☀Nishitani is first presented in Unscheduled Newspaper Club Interview.
☀He is seen in later episodes but has almost no dialogue.