Katsuma Shimano

Katsuma Shimano (島乃 活真) is a resident of Nabu Island with his older sister Mahoro Shimano in My Hero Academia: Heroes: Rising.

Appearance
Katsuma is a small boy with brown eyes, curly light brown hair, and a small patch freckles in the middle of his face. He wars a pair of blue overalls with dark blue straps over a white T-shirt, accompanied by light blue sandals. He carries a small yellow messenger bag that has a pin of the Pro Hero Edge Shot's face fastened into the strap and wears a bracelet with a floral charm on his left arm like his sister. He also wears a large sun hat which has a blue scarf on the crown and a light blue stripe on the rim.

Personality
He's timid and never leaves his older sister, Mahoro's side. However deep down he wants to be a hero.

Quirk
Cell Activation: Katsuma's Quirk allows him to speed up the activity of cells in the body of anyone he touches. It’s implied he can do this to himself as well.

It can be used to heal a person's wounds as well as improve their physical performance.