Career
He is now a coach for Omiya Ardija U-12 team Otsuka played for Omiya Ardija, Montedio Yamagata and Consadole Sapporo in the J. League Division 1.
大塚 真司
He is now a coach for Omiya Ardija U-12 team Otsuka played for Omiya Ardija, Montedio Yamagata and Consadole Sapporo in the J. League Division 1.