Mash is generally a quiet and kind boy. However, if he sees someone hurting his family or friends, he gets incredibly angry.
He is also extremely innocent and obedient, making people abuse those qualities, but thanks to his strength he can twist out of almost every situation. Aside from his outright innocent thought process, he is incredibly blunt as he says things that would be considered rude to others, he is strong and muscular, and trains his physique a lot. he likes you and profiteroles