Online Sports Betting Rugby Union Japan. League 1. Play-off May 17 05:05 Shizuoka Blue Revs - Cobe Steel #3073 1: 1.79 X: 21.00 2: 2.11 More May 18 07:30 Kubota Spears - Suntory Sungoliath #3921 1: 1.33 X: 25.00 2: 3.42 More