| Japan Masters | 11/15 09:00 | 5 | Kodai Naraoka v Lakshya Sen | W | 2-0 | |
| Open de France | 10/27 18:20 | 3 | Kodai Naraoka v Jonatan Christie | L | 0-2 | |
| Open de France | 10/26 18:10 | 4 | Kodai Naraoka v Cheuk Yiu Lee | W | 2-0 | |
| Open de France | 10/24 10:25 | 5 | Kodai Naraoka v Kantaphon Wangcharoen | W | 2-0 | |
| Open de France | 10/24 10:00 | - | Kodai Naraoka v Chico Aura Dwi Wardoyo | - | Cancelled | |
| Denmark Open | 10/17 16:25 | 5 | Kean Yew Loh v Kodai Naraoka | L | 2-1 | |
| Fuzhou China Open 2019, MS | 09/08 11:20 | 3 | Yu Qi Shi v Kodai Naraoka | L | 2-1 | |
| Fuzhou China Open 2019, MS | 09/07 09:50 | 4 | Chun-Yi Lin v Kodai Naraoka | W | 0-2 | |
| Fuzhou China Open 2019, MS | 09/06 04:45 | 5 | Zii Jia Lee v Kodai Naraoka | W | 1-2 | |
| World Championships | 08/27 13:30 | 1 | Kunlavut Vitidsarn v Kodai Naraoka | L | 2-1 | |
| World Championships | 08/26 17:30 | 2 | Kodai Naraoka v Anders Antonsen | W | 2-0 | |
| World Championships | 08/25 18:55 | 3 | Yu Qi Shi v Kodai Naraoka | W | 0-2 | |
| World Championships | 08/24 17:45 | 4 | Cheuk Yiu Lee v Kodai Naraoka | W | 0-2 | |
| World Championships | 08/23 09:25 | 5 | Toma Junior Popov v Kodai Naraoka | W | 0-2 | |
| World Championships | 08/21 18:45 | 6 | Luka Wraber v Kodai Naraoka | W | 0-2 | |
| Australian Open | 08/02 08:05 | 5 | Hong Yang Weng v Kodai Naraoka | L | 2-0 | |
| Japan Open | 07/29 07:20 | 2 | Viktor Axelsen v Kodai Naraoka | L | 2-0 | |
| Japan Open | 07/28 05:35 | 3 | Kodai Naraoka v Yu Qi Shi | W | 2-1 | |
| Japan Open | 07/27 05:30 | 4 | Kodai Naraoka v Anders Antonsen | D | Retired | |
| Japan Open | 07/25 02:25 | 5 | Kodai Naraoka v Brian Yang | W | 2-1 | |
| Korea Open | 07/22 06:35 | 2 | Kodai Naraoka v Kean Yew Loh | L | 1-2 | |
| Korea Open | 07/21 05:05 | 3 | Kodai Naraoka v Cheuk Yiu Lee | W | 2-0 | |
| Korea Open | 07/20 04:55 | 4 | Kodai Naraoka v Priyanshu Rajawat | W | 2-1 | |
| Korea Open | 07/19 01:00 | 5 | Kodai Naraoka v Misha Zilberman | W | 2-0 | |
| Canada Open | 07/09 00:50 | 2 | Shi Feng Li v Kodai Naraoka | L | 2-0 | |
| Canada Open | 07/07 23:25 | 3 | Kodai Naraoka v Lan Xi Lei | W | 2-1 | |
| Canada Open | 07/06 21:50 | 4 | Kodai Naraoka v Jan Louda | W | 2-0 | |
| Canada Open | 07/05 17:20 | 5 | Kodai Naraoka v Luis Enrique Penalver | W | 2-0 | |
| Open d'Indonésie | 06/16 10:55 | 3 | Kodai Naraoka v H.S. Prannoy | L | 0-2 | |
| Open d'Indonésie | 06/15 05:55 | 4 | Kodai Naraoka v Yu Qi Shi | W | 2-1 |