Naoto Arai is a 29-year-old professional football player from JPN. He currently plays for Sanfrecce Hiroshima, wearing the number 5 shirt. He plays primarily as a Defender. He stands at 173cm tall and weighs 73kg. His preferred foot is Right. His current market value is estimated at 700K €.

His most recent move was a Free from Albirex Niigata to Sanfrecce Hiroshima on 2024-03-21.

Throughout the Japanese J1 League 2026, Naoto Arai featured in 4 matches, averaging 0.8 tackles, 0 interceptions, and 0.8 clearances per game, while blocking 0.3 shots per game.