Rion Ichihara is a 21-year-old professional football player from JPN. He currently plays for AZ Alkmaar, wearing the number 18 shirt. At the international level, he represents Japan U20. He plays primarily as a Defender. He stands at 187cm tall and weighs 81kg. His current market value is estimated at 1.5M €.

His most recent move was a Free from RB Omiya Ardija to AZ Alkmaar on 2026-01-31.

Throughout the Netherlands Eredivisie 2025-2026, Rion Ichihara featured in 4 matches, averaging 0 tackles, 0 interceptions, and 0 clearances per game, while blocking 0 shots per game.