Ms. Mari, known as Template:Nihongo in Japan, is a character from the MegaMan Battle Network series. She is a school teacher in the anime and games. She doesn't have a NetNavi in the anime but uses a NormalNavi in the games.
She has a twin sister named Ms. Yuri who is identical to her and some mistake one for the other. In the anime, she was seperated from Ms. Yuri when a meteor hit the plane she was on. Ms. Mari was sick and therefore wasn't there. They are reunited later.She is like a chaperone to Lan and his friends on many of his adventures. Ms. Mari brings them to many places and usually ends up caught in the thick of the situation.