One of the series' main female protagonists who was once a former Daimidaler pilot but quit after the organization she worked for was disbanded. A pure hearted girl, she is currently a high school student and began dating Shōma Ameku after he confessed to her. Like Kōichi, she also possesses Hi-ERo particles and releases them by getting excited when she experiences romantic and/or erotic moments with Shōma. Due to their constant Public display of affection, the school staff has received several complaints about them.
She is the only Daimidaler pilot who can summon the robot by remote control.
She and Shōma are Kōichi's seniors as they all go to the same school.