Hiromu Mitsumaru is a 33-year-old professional football player from JPN. He currently plays for Kashiwa Reysol, wearing the number 2 shirt. He plays primarily as a Defender. He stands at 172cm tall and weighs 69kg. His preferred foot is Left. His current market value is estimated at 225K €.

His most recent move was a Free from Sagan Tosu to Kashiwa Reysol on 2020-01-04.

Throughout the Japanese J1 League 2026, Hiromu Mitsumaru featured in 4 matches, averaging 0.3 tackles, 0 interceptions, and 2.5 clearances per game, while blocking 0.3 shots per game.