Schedule
| 02.10.2023 | 49. Kio Challenger's tournament | Sugai - Honda | see table of pairings ... |
| 04.10.2023 | 73. Osho Challenger League / Round 2 | Watanabe (0-1) - Sasaki Y. (0-1) | see actual ranking |
| 06./07.10.2023 | 36 Ryu-O / Game 1 | Fujii - Ito | |
| 11.10.2023 | 71. Oza / Game 4 | Nagase - Fujii | |
| 17./18.10.2023 | 36 Ryu-O / Game 2 | Ito - Fujii | |
| 25./26.10.2023 | 36 Ryu-O / Game 3 | Fujii - Ito | |
| 30.10.2023 | 71. Oza / Game 5 | Fujii - Nagase | |
| 10./11.11.2023 | 36 Ryu-O / Game 4 | Ito - Fujii | |
| 27./28.11.2023 | 36 Ryu-O / Game 5 | Fujii - Ito | |
| 06./07.12.2023 | 36 Ryu-O / Game 6 | Ito - Fujii | |
| 13./14.12.2023 | 36 Ryu-O / Game 7 | Fujii - Ito |