Round: 44 Ground: Hardcourt outdoor
| ITF Japan F3 | 2016/03/19 00:30 | Kishi, Ryota v Hatakeyama, Nasa | 6-2,6-3 |
| ITF Japan F2 | 2016/03/17 01:00 | Kishi, Ryota v Masaya Kobayashi | 6-3,2-6,2-6 |
| ITF Japan F2 | 2016/03/15 02:10 | Kishi, Ryota v Ito, Yuichi | 7-6,6-4 |
| ITF Japan F2 | 2016/03/13 01:00 | Kishi, Ryota v Kousuke Ogura | 7-6,7-5 |
| ITF Japan F2 | 2016/03/12 02:00 | Shiga, Masato v Kishi, Ryota | 4-6,1-6 |
| ITF Japan F1 | 2016/03/07 01:00 | Shintaro Imai v Kishi, Ryota | 6-4,6-4 |
| ITF Japan F1 | 2016/03/06 01:00 | Kaito Uesugi v Kishi, Ryota | 2-6,3-6 |
| ITF Turkey F5 | 2016/02/04 10:50 | Niesten, Miliaan v Kishi, Ryota | 7-5,6-0 |
| ITF Japan F2 | 2016/03/15 01:00 | Nagao, Katsuki v Kondo, Hiroki | 6-7,0-6 |
| ITF Japan F2 | 2016/03/13 01:00 | Nagao, Katsuki v Onoda, Ken | 6-3,5-7,6-4 |
| ITF Japan F1 | 2016/03/10 02:45 | Nagao, Katsuki v Watanuki, Yusuke | 1-6,6-2,1-6 |
| ITF Japan F1 | 2016/03/07 01:00 | Nagao, Katsuki v Moritani, Soichiro | 6-4,7-6 |
| ITF Japan F1 | 2016/03/05 01:00 | Nagao, Katsuki v Masaya Kobayashi | 6-2,2-6,6-3 |
| ITF Japan F8 | 2015/06/27 01:00 | Yasutaka Uchiyama v Nagao, Katsuki | 7-6,6-3 |
| ITF Japan F8 | 2015/06/25 04:25 | Ehara, Hiroyasu v Nagao, Katsuki | 4-6,3-6 |
| ITF Japan F8 | 2015/06/24 01:10 | Nagao, Katsuki v Osafune, Masaki | 6-3,6-0 |