Itako Tohoku is a character from the Tohoku Zunko series, which is centered around the Tohoku sisters. She is the eldest sister and is known for her calm and composed demeanor. As a shrine maiden, she has a mystical aura and plays a supportive role in the series, often guiding her younger sisters, Zunko and Kiritan, through various adventures. Itako is characterized by her wisdom and caring nature, serving as both a mentor and a guardian figure, which makes her a beloved character among fans of the series.