Keito Tachibana is a main character and member of the idol group F/ACE. He possesses light brown middle-parted hair and green eyes. His personality is calm and collected, fulfilling the role of the group's leader. This leadership establishes him as a stabilizing presence within F/ACE's dynamic. Observations from his voice actor indicate a gentle and sweet demeanor, suggesting approachability and kindness in his interactions. He maintains a professional idol persona. His role primarily centers on guiding F/ACE through their activities, focusing on group cohesion and maintaining their collective image. His documented traits remain consistent as the composed leader figure.