He has blue hair with an ahoge on top and blue eyes. He's of average height with an average build.
He cares deeply about his friends. He tends to be the more rational one in the group, pointing out his friends' quirks and crazy antics.
When he was a young boy, he met each of his childhood friends. Due to the death of his parents, he's currently living alone in his parents' house. In high school, he became Vice-President of their own club called "the Regional Research Club".