Round: 62 Ground: Hardcourt outdoor
| ITF Japan F4 | 2016/03/27 01:00 | Katsuki Nagao v Masaki Osafune | 6-1,6-2 |
| ITF Japan F3 | 2016/03/20 01:00 | Yuya Ito v Katsuki Nagao | 6-3,6-4 |
| ITF Japan F3 | 2016/03/19 03:45 | Ryota Kishi v Katsuki Nagao | 1-6,5-7 |
| ITF Japan F2 | 2016/03/15 01:00 | Katsuki Nagao v Hiroka Kondo | 6-7,0-6 |
| ITF Japan F2 | 2016/03/13 01:00 | Katsuki Nagao v Ken Onoda | 6-3,5-7,6-4 |
| ITF Japan F1 | 2016/03/10 02:45 | Katsuki Nagao v Yusuke Watanuki | 1-6,6-2,1-6 |
| ITF Japan F1 | 2016/03/07 01:00 | Katsuki Nagao v Soichiro Moritani | 6-4,7-6 |
| ITF Japan F1 | 2016/03/05 01:00 | Katsuki Nagao v Masaya Kobayashi | 6-2,2-6,6-3 |
| ITF Japan F4 | 2016/03/27 01:00 | Sanhui Shin v Ryota Kishi | 6-1,3-6,6-3 |
| ITF Japan F3 | 2016/03/19 00:30 | Sora Fukuda v Sanhui Shin | 6-4,6-4 |