| Mar 29, 2026 | Burkhardt | 0–1 | Nakahara | Round 6: Burkhardt, Holger - Nakahara, Kan | Ruy Lopez: Exchange Variation, Keres Variation | |
| Mar 28, 2026 | Nakahara | ½–½ | Medvedyk | Round 5: Nakahara, Kan - Medvedyk, Volodymyr | Sicilian Defense: Kupreichik Variation | |
| Mar 27, 2026 | Browning | 0–1 | Nakahara | Round 2: Browning, Rebecca - Nakahara, Kan | Scotch Game: Classical Variation | |
| Mar 26, 2026 | Nakahara | 1–0 | Groen | Round 1: Nakahara, Kan - Groen, Benjamin | Sicilian Defense: Classical Variation | |
| Mar 26, 2026 | Brunke | 0–1 | Nakahara | Round 7: Brunke, Pascal - Nakahara, Kan | English Opening: Agincourt Defense, Catalan Defense Accepted | |
| Mar 26, 2026 | Scheffner | ½–½ | Nakahara | Round 4: Scheffner, Axel, Dr. - Nakahara, Kan | Nimzo-Indian Defense: Kmoch Variation | |
| Mar 26, 2026 | Nakahara | ½–½ | Bentel | Round 3: Nakahara, Kan - Bentel, Robin | Sicilian Defense: Kan Variation, Maróczy Bind, Réti Variation | |
| Mar 24, 2026 | Mehta Naitik R | ½–½ | Nakahara | SixDays March 2026 IM C | Bishop's Opening: Berlin Defense | |
| Mar 23, 2026 | Nakahara | ½–½ | Swayham P Das | SixDays March 2026 IM C | Sicilian Defense: Najdorf Variation, Browne Variation | |
| Mar 23, 2026 | Jakovljevic | ½–½ | Nakahara | SixDays March 2026 IM C | Queen's Indian Defense: Fianchetto Variation, Kramnik Variation | |
| Mar 22, 2026 | Nakahara | 1–0 | Guntaka | SixDays March 2026 IM C | Sicilian Defense: Scheveningen Variation | |
| Mar 21, 2026 | Wagh Suyog | 1–0 | Nakahara | SixDays March 2026 IM C | Bogo-Indian Defense: Grünfeld Variation | |
| Mar 21, 2026 | Nakahara | ½–½ | Jaiveer Mahendru | SixDays March 2026 IM C | Ruy Lopez: Open | |
| Mar 20, 2026 | Gathi | 1–0 | Nakahara | SixDays March 2026 IM C | Ruy Lopez: Closed, Keres Defense | |
| Mar 20, 2026 | Nakahara | 0–1 | Pribelszky | SixDays March 2026 IM C | Modern Defense | |
| Mar 17, 2026 | Nakahara | ½–½ | Horvath | Budapest One Week IMB | Caro-Kann Defense: Tartakower Variation | |
| Mar 16, 2026 | Nakahara | 1–0 | Chekanov | SixDays March 2026 IM C | Sicilian Defense: Lasker-Pelikan Variation, Sveshnikov Variation, Chelyabinsk Variation | |
| Mar 16, 2026 | Jaiveer Mahendru | 1–0 | Nakahara | Budapest One Week IMB | Italian Game: Classical Variation, Giuoco Pianissimo, with a6 | |
| Mar 15, 2026 | Nakahara | 1–0 | Golecki | Budapest One Week IMB | Ruy Lopez: Cozio Defense | |
| Mar 15, 2026 | Nemeth | 1–0 | Nakahara | Budapest One Week IMB | King's Indian Defense: Fianchetto Variation, Yugoslav System | |
| Mar 14, 2026 | Nakahara | 1–0 | Dorokhina | Budapest One Week IMB | Ruy Lopez: Closed, Breyer Defense, Quiet Variation | |
| Mar 13, 2026 | Liyanage | 0–1 | Nakahara | Budapest One Week IMB | English Opening: Neo-Catalan | |
| Mar 13, 2026 | Nakahara | 1–0 | Csernyik | Budapest One Week IMB | Sicilian Defense: Dragon Variation, Yugoslav Attack, Modern Line | |
| Mar 11, 2026 | Mehta Naitik R | 1–0 | Nakahara | Budapest One Week IMB | Ruy Lopez: Closed, Breyer Defense, Zaitsev Hybrid | |
| Mar 10, 2026 | Wagh Suyog | ½–½ | Nakahara | Budapest One Week IMB | Bogo-Indian Defense: Grünfeld Variation | |
| Mar 29, 2025 | Nakahara | 1–0 | Singh | SixDays Budapest March 2025 IM A | Sicilian Defense: Lasker-Pelikan Variation, Sveshnikov Variation, Chelyabinsk Variation | |
| Mar 28, 2025 | Nakahara | 1–0 | Heimisson | SixDays Budapest March 2025 IM A | Ruy Lopez: Open | |
| Mar 28, 2025 | Li | 0–1 | Nakahara | SixDays Budapest March 2025 IM A | Ruy Lopez: Closed, Keres Defense | |
| Mar 27, 2025 | Karacsonyi | ½–½ | Nakahara | SixDays Budapest March 2025 IM A | Ruy Lopez: Morphy Defense, Tarrasch Variation | |
| Mar 26, 2025 | Nakahara | 1–0 | Mrithyunjay Mahadevan | SixDays Budapest March 2025 IM A | Ruy Lopez: Berlin Defense, Rio Gambit Accepted | |
| Mar 26, 2025 | Kustar | 1–0 | Nakahara | SixDays Budapest March 2025 IM A | King's Indian Attack: Spassky Variation | |
| Mar 25, 2025 | Nakahara | 1–0 | Cu | SixDays Budapest March 2025 IM A | Sicilian Defense: Accelerated Dragon, Exchange Variation | |
| Mar 25, 2025 | Ilincic | 1–0 | Nakahara | SixDays Budapest March 2025 IM A | Indian Defense: Normal Variation | |
| Mar 24, 2025 | Md Imran | 1–0 | Nakahara | SixDays Budapest March 2025 IM A | Catalan Opening: Open Defense, Classical Line | |
| Mar 22, 2025 | Chakrabarty | ½–½ | Nakahara | OneWeek IM-A | Italian Game: Classical Variation, Giuoco Pianissimo | |
| Mar 21, 2025 | Nakahara | 1–0 | Turzo | OneWeek IM-A | Ruy Lopez: Morphy Defense, Steinitz Deferred | |
| Mar 21, 2025 | Nakahara | ½–½ | Krizsany | OneWeek IM-A | Alekhine Defense: Exchange Variation | |
| Mar 20, 2025 | Tscheuschner | ½–½ | Nakahara | OneWeek IM-A | English Opening: Anglo-Indian Defense, King's Knight Variation | |
| Mar 19, 2025 | Nakahara | 0–1 | Rydstrom | OneWeek IM-A | Ruy Lopez: Closed, Karpov Variation | |
| Mar 19, 2025 | Horvath | 1–0 | Nakahara | OneWeek IM-A | Benoni Defense: Hromádka System | |
| Mar 18, 2025 | Nakahara | 0–1 | Foldes | OneWeek IM-A | Sicilian Defense: Alapin Variation | |
| Mar 18, 2025 | Ratsma | ½–½ | Nakahara | OneWeek IM-A | Scotch Game: Mieses Variation | |
| Mar 17, 2025 | Nakahara | ½–½ | Singh | OneWeek IM-A | Sicilian Defense: Najdorf Variation, English Attack | |
| May 6, 2024 | Averbukh | ½–½ | Nakahara | Round 9: Averbukh, Alex - Nakahara, Kan | Sicilian Defense: Closed | |
| May 5, 2024 | Nanjo | 1–0 | Nakahara | Round 7: Nanjo, Ryosuke - Nakahara, Kan | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack | |
| May 3, 2024 | Higashishiba | 1–0 | Nakahara | Round 3: Higashishiba, Teruomi - Nakahara, Kan | Four Knights Game: Scotch Variation Accepted | |
| Mar 2, 2024 | Vlachos | 1–0 | Nakahara | Round 1: Vlachos, Anatole - Nakahara, Kan | French Defense: Steinitz Variation, Boleslavsky Variation | |
| Aug 29, 2021 | Nakahara | ½–½ | Laohawirapap | Online_Olympiad_Div3_PoolA | Caro-Kann Defense: Tartakower Variation | |
| Aug 29, 2021 | Nakahara | ½–½ | Bai | Online_Olympiad_Div3_PoolA | Caro-Kann Defense: Classical Variation, Main Line | |
| Aug 29, 2021 | Noh | 0–1 | Nakahara | Online_Olympiad_Div3_PoolA | English Opening: Anglo-Grünfeld Defense | |
| Aug 28, 2021 | Petrov | 0–1 | Nakahara | Online_Olympiad_Div3_PoolA | Queen's Gambit Declined: Exchange Variation, Positional Variation | |
| Aug 16, 2021 | Nakahara | 1–0 | Nguyen | World Youth Cup 2021 O16-G12 - Open 16 | Caro-Kann Defense: Classical Variation, Main Line | |
| Aug 16, 2021 | Nakahara | 1–0 | Kavkasidze | World Youth Cup 2021 O16-G12 - Open 16 | Sicilian Defense: Lasker-Pelikan Variation, Sveshnikov Variation, Chelyabinsk Variation | |
| Aug 16, 2021 | Nakahara | ½–½ | Elharrak | World Youth Cup 2021 O16-G12 - Open 16 | Caro-Kann Defense: Classical Variation, Main Line | |
| Aug 16, 2021 | Nakahara | 0–1 | Cruz Mendez | World Youth Cup 2021 O16-G12 - Open 16 | Sicilian Defense: Boleslavsky Variation | |
| Aug 16, 2021 | Briones Espino | 0–1 | Nakahara | World Youth Cup 2021 O16-G12 - Open 16 | French Defense: Exchange Variation | |
| Aug 16, 2021 | Hoffmann | 1–0 | Nakahara | World Youth Cup 2021 O16-G12 - Open 16 | Queen's Gambit Declined: Exchange Variation, Positional Variation | |
| Aug 16, 2021 | Grebnev | 1–0 | Nakahara | World Youth Cup 2021 O16-G12 - Open 16 | Queen's Gambit Declined: Exchange Variation, Positional Variation | |
| Aug 16, 2021 | Xhembulla | 0–1 | Nakahara | World Youth Cup 2021 O16-G12 - Open 16 | Sicilian Defense: Alapin Variation, Barmen Defense, Modern Line | |
| Aug 16, 2021 | Barroso | 0–1 | Nakahara | World Youth Cup 2021 O16-G12 - Open 16 | English Opening: Agincourt Defense, Neo-Catalan Declined | |
