Kiyosumi Sengoku 千石清純
Height: 170 cm
Dominant Hand: Right
Play Style: All Rounder
Sengoku is a 3rd-year student and the pride of Yamabuki boys' tennis team. His innate talent in tennis allows him to be considered as one of the most strongest players in the country. Sengoku believes that he is also very lucky, thus having the nickname "Lucky Sengoku". However his "luck" doesn't seem to work out well with girls. His hobbies are fortune-telling and spying on cute girls. His favorite color is lucky color. His preferred type is all the girls in the world.