Mashirao has a very calm and noble attitude as well as a very deep sense of dignity, which prevents him from accepting results that he doesn't feel were earned with his own abilities. He is also described as a hard worker.

Along with a strong sense of dignity, Mashirao can be described as sheepish and bashful, not very often enjoying the spotlight and being easily embarrassed. However, has also been shown to be very sweet and humble, as he is a very caring and empathetic person when it comes to the emotions and well-being of other people. He is also very sensitive and soft-hearted, having his feelings be hurt very easily, such as when he is called "plain," as it upsets him to an extent.

Nickname : Oijiro i guess but a cute boii