| J1 League 2015 1. Phase - Appearances as Assistant | ||||
| 14/03/2015 | Urawa Red Diamonds | - | Montedio Yamagata | 1:0 |
| 22/03/2015 | Shonan Bellmare | - | Vegalta Sendai | 0:0 |
| 12/04/2015 | Shimizu S-Pulse | - | Gamba Osaka | 2:3 |
| 25/04/2015 | Urawa Red Diamonds | - | Nagoya Grampus | 2:1 |
| 02/05/2015 | Kashima Antlers | - | Ventforet Kofu | 0:1 |
| 10/05/2015 | Yokohama F. Marinos | - | Albirex Niigata | 1:0 |
| 16/05/2015 | Nagoya Grampus | - | Sagan Tosu | 0:1 |
| 07/06/2015 | Kashiwa Reysol | - | Sanfrecce Hiroshima | 2:3 |
| 27/06/2015 | Matsumoto Yamaga | - | Shonan Bellmare | 2:3 |
Japan