Round: 46 Ground: Hardcourt outdoor
| ITF Giappone F5 | 2014/06/05 01:00 | Sho Katayama v Gengo Kikuchi | 4-6,6-7 |
| ITF M25 Tbilisi | 2016/11/12 01:50 | Gengo Kikuchi v Yunseong Chung | 7-5,6-4 |
| ITF M25 Tbilisi | 2016/11/05 04:20 | Renta Tokuda v Gengo Kikuchi | 6-3,6-3 |
| ITF Korea F7 | 2016/08/29 02:30 | Arata Onozawa v Gengo Kikuchi | 3-6,6-2,6-3 |
| ITF Korea F8 | 2016/08/23 06:20 | Gengo Kikuchi v Sora Fukuda | 6-4,6-7,5-7 |
| ITF Vietnam F8 | 2016/08/03 04:05 | Masato Shiga v Gengo Kikuchi | 5-7,6-3,7-6 |
| ITF Giappone F8 | 2016/06/19 02:00 | Gengo Kikuchi v Yusuke Watanuki | 4-6,7-6,6-0 |
| ITF Giappone F8 | 2016/06/18 01:00 | Gengo Kikuchi v Yuki Mochizuki | 6-3,7-6 |
| ITF Giappone F8 | 2016/06/17 01:00 | Yuya Kibi v Gengo Kikuchi | 6-7,6-3,3-6 |
| ITF M25 Tbilisi | 2016/11/12 01:50 | Ruben Gonzales v Sho Katayama | 2-6,6-7 |
| ITF Korea F8 | 2016/09/06 01:30 | Dylan Seong Kwan Kim v Sho Katayama | 6-0,6-1 |
| ITF Korea F7 | 2016/08/31 04:30 | Sho Katayama v Hong Chung | 1-6,2-6 |
| ITF Korea F7 | 2016/08/29 02:30 | Sho Katayama v Hyun-Woo Nam | 6-4,6-0 |
| ITF Korea F8 | 2016/08/25 03:55 | Makoto Ochi v Sho Katayama | 6-1,6-2 |
| ITF Korea F8 | 2016/08/24 02:00 | Oh-Hee Kwon v Sho Katayama | 3-6,3-6 |
| ITF Korea F8 | 2016/08/23 01:30 | Sang-Woo Noh v Sho Katayama | 2-6,2-6 |
| ITF Giappone F8 | 2016/06/17 03:55 | Yuki Mochizuki v Sho Katayama | 6-4,6-3 |