TV-Series
Description
Michio Sumiyoshi is a second-year student at Kanagawa High School and a member of the school's rugby team. He plays the position of scrum-half, a role that requires quick decision-making and precise passing to link the forwards and backs during a match. Standing at 1.70 meters tall and weighing 66 kilograms, he has black hair that reaches his neck and brown eyes. His birthday is January 4, and his blood type is A.

Sumiyoshi's motivation for remaining with the rugby club is relatively casual: he continues to play because he finds it enjoyable. He does not display the same intense drive or burning ambition seen in many of his teammates, and he generally lacks a serious focus on training or competition. Despite this relaxed attitude, he is a naturally skillful player who excels at a wide range of tasks on the field. His combination of talent and ease means he can perform well without appearing to exert maximum effort, making him the type of player who can handle almost any situation that arises during a game.

Within the story, Sumiyoshi serves as a supporting member of the Kanagawa High rugby squad. His role is that of a dependable second-year who contributes to team cohesion and gameplay through his technical ability rather than through forceful leadership or loud encouragement. He does not occupy a central narrative position, but his presence adds depth to the ensemble, illustrating that the team is composed of players with varying levels of commitment and different personalities, all of whom are necessary for the group to function effectively.

His key relationships are formed primarily within the rugby club, where he interacts with both upperclassmen and underclassmen. He is not depicted as having an adversarial or particularly close bond with any single character; instead, he exists as a consistent and capable teammate who blends into the collective. His development over the course of the series is subtle. While he begins and remains someone who treats rugby as a pastime that happens to be fun, his skill ensures that he remains a valuable asset, and he does not undergo a dramatic transformation in attitude or ability.

In terms of notable abilities, Sumiyoshi's primary strength is his versatility. He is described as being good at everything he attempts on the rugby pitch, and his natural athleticism allows him to adapt quickly to different situations. His scrum-half position demands strong passing accuracy, awareness of the defensive line, and the ability to distribute the ball efficiently, all of which he handles with competence. He is also physically fit, with a build that suits the demands of the sport, and he possesses the reflexes necessary to read the flow of play and react accordingly. His lack of intensity is offset by his innate capability, making him a quietly effective player who supports the team without seeking the spotlight.
Cast