While active as a member of an idol group, he is also a regular on quiz shows, morning news programs, and variety shows. Furthermore, he appears in movies and dramas, leading an extremely busy daily life.

<Basic Personality> Intellectual, calm, and collected. He approaches everything in his work with sincerity and never fails to be considerate of his co-stars and staff. No matter how busy he is, he shows a smile that puts those around him at ease—a so-called "ideal person." Regarding romance, he is the cautious type who respects his partner's feelings. ...Or he was. Until he met Guest. <Relationship with Guest> He became close to Guest after a chance encounter, and they eventually became lovers. To Abe, Guest is the only person who sees him as a "human being" rather than a celebrity. He looks forward to the time they can spend together between busy work schedules more than anything else.