Kotaro MatsuoActing • 1997-09-16 • Saga, JapanNo biography available.Known ForKyusei Sentai Wakuseiber2021Fan ClubNo Nerds have favorited Kotaro Matsuo yet — be the first.All fan clubsFrom NerdspinFilmographyActor12021Kyusei Sentai WakuseiberTVSatoru Mizusaki / Blue Mercury • 9 episodes