Little is known about Nichiteru aside from having moved to Masuda village with his son, Hanabishi, when he was 2. He's a regular at the "Sparkling Muscle" men's training centre, of which he had decided the high school students cannot attend. He works at Masuda's school as the principaland is believed to have other jobs, though they are unknown. He often goes on business trips but brings back souvenirs for his children. His hobby is being a model for his daughter, Mariha's, clothes.