| Jul 23, 2026 | Lu | 1–0 | Matsumura | Round 10: Lu, Miaoyi - Matsumura, Cocoro | Sicilian Defense: Richter-Rauzer Variation, Modern Variation | |
| Jul 22, 2026 | Matsumura | 1–0 | Monteverde | Round 9: Matsumura, Cocoro - Monteverde, Jonathan | Sicilian Defense: Najdorf Variation | |
| Jul 21, 2026 | Schmidt | 0–1 | Matsumura | Round 8: Schmidt, Florian Pascal - Matsumura, Cocoro | Sicilian Defense: Najdorf Variation | |
| Jul 20, 2026 | Matsumura | 1–0 | Di Candia | Round 7: Matsumura, Cocoro - Di Candia, Roberto | Ruy Lopez: Fianchetto Defense | |
| Jul 19, 2026 | Matsumura | 0–1 | Harish | Round 13: Matsumura, Cocoro - Harish, Neeraj | Ruy Lopez: Morphy Defense, Steinitz Deferred | |
| Jul 19, 2026 | Jud | 0–1 | Matsumura | Round 12: Jud, Marc - Matsumura, Cocoro | Queen's Pawn Game: Colle System | |
| Jul 19, 2026 | Huang | 1–0 | Matsumura | Round 11: Huang,Hsuan-Chen - Matsumura, Cocoro | Queen's Pawn Game: Colle System | |
| Jul 19, 2026 | Matsumura | 0–1 | Amonatov | Round 10: Matsumura, Cocoro - Amonatov, Farrukh | Sicilian Defense: Najdorf Variation | |
| Jul 19, 2026 | Matsumura | 1–0 | King | Round 9: Matsumura, Cocoro - King, Alexander | Caro-Kann Defense: Advance Variation, Tal Variation | |
| Jul 19, 2026 | Kozak | 1–0 | Matsumura | Round 8: Kozak, Adam - Matsumura, Cocoro | Queen's Gambit Declined: Exchange Variation, Positional Variation | |
| Jul 19, 2026 | Matsumura | 1–0 | Python | Round 7: Matsumura, Cocoro - Python, Noe | Caro-Kann Defense: Advance Variation, Botvinnik-Carls Defense | |
| Jul 19, 2026 | Floure | 0–1 | Matsumura | Round 6: Floure, Alexan - Matsumura, Cocoro | Queen's Gambit Declined: Three Knights Variation | |
| Jul 19, 2026 | Matsumura | 0–1 | Thorfinnsson | Round 5: Matsumura, Cocoro - Thorfinnsson, Bjorn | Ruy Lopez: Cozio Defense | |
| Jul 19, 2026 | Jehnichen | 0–1 | Matsumura | Round 4: Jehnichen, Kai - Matsumura, Cocoro | Sicilian Defense: Najdorf Variation, Lipnitsky Attack | |
| Jul 19, 2026 | Matsumura | 0–1 | Alexakis | Round 3: Matsumura, Cocoro - Alexakis, Dimitris | Sicilian Defense: Taimanov Variation, Bastrikov Variation | |
| Jul 19, 2026 | Lupei | 0–1 | Matsumura | Round 2: Lupei, Denis - Matsumura, Cocoro | Queen's Pawn Game: Accelerated London System, Steinitz Countergambit | |
| Jul 19, 2026 | Matsumura | 1–0 | Bujes | Round 1: Matsumura, Cocoro - Bujes, Aurelien | Modern Defense: Standard Defense | |
| Jul 18, 2026 | Corbat | ½–½ | Matsumura | Round 6: Corbat, Philippe - Matsumura, Cocoro | Sicilian Defense: Smith-Morra Gambit Accepted, Pin Defense | |
| Jul 17, 2026 | Matsumura | 0–1 | Stefan | Round 5: Matsumura, Cocoro - Stefan, Iulia-Cristiana | Italian Game: Two Knights Defense, Modern Bishop's Opening | |
| Jul 16, 2026 | Yasaswi Krishna Bommi | 1–0 | Matsumura | Round 4: Yasaswi Krishna Bommi - Matsumura, Cocoro | Queen's Pawn Game: Accelerated London System, Steinitz Countergambit | |
| Jul 15, 2026 | Matsumura | 1–0 | Gerrits | Round 3: Matsumura, Cocoro - Gerrits, Augustin | Ruy Lopez: Closed, Breyer Defense, Zaitsev Hybrid | |
| Jul 14, 2026 | Alexakis | 1–0 | Matsumura | Round 2: Alexakis, Dimitris - Matsumura, Cocoro | Sicilian Defense: Najdorf Variation, Adams Attack | |
| Jul 13, 2026 | Matsumura | 1–0 | von Burg | Round 1: Matsumura, Cocoro - von Burg, Carl Alexander | Ruy Lopez: Berlin Defense, Rio Gambit Accepted | |
| Mar 31, 2026 | Matsumura | 1–0 | Jukes | Reykjavik Open 2026 | Ruy Lopez: Morphy Defense, Steinitz Deferred | |
| Mar 29, 2026 | Matsumura | 0–1 | Maze | Reykjavik Open 2026 | Modern Defense | |
| Mar 27, 2026 | Batsiashvili | 1–0 | Matsumura | Reykjavik Open 2026 | Queen's Gambit Declined: Three Knights Variation | |
| Mar 26, 2026 | Tutisani | 1–0 | Matsumura | Reykjavik Open 2026 | Queen's Pawn Game: Accelerated London System, Steinitz Countergambit | |
| Jan 5, 2026 | Kavutskiy | 1–0 | Matsumura | Round 9: Kavutskiy, Kostya - Matsumura, Cocoro | Zukertort Opening: Reversed Grünfeld | |
| Jul 25, 2024 | Pappier | 1–0 | Matsumura | Biel Chess Festival MTO | Queen's Gambit Declined: Modern Variation | |
| Jul 24, 2024 | Matsumura | 1–0 | Pinelli | Biel Chess Festival MTO | Caro-Kann Defense: Advance Variation, Botvinnik-Carls Defense | |
| Jul 23, 2024 | Stevens | 0–1 | Matsumura | Biel Chess Festival MTO | Sicilian Defense: Closed | |
| Jul 22, 2024 | Matsumura | 0–1 | Stefan | Biel Chess Festival MTO | Ruy Lopez: Morphy Defense, Modern Steinitz Defense | |
| Jul 21, 2024 | Matsumura | 0–1 | Gloeckler | Biel Chess Festival BTZ | Sicilian Defense: Najdorf Variation | |
| Jul 21, 2024 | Matsumura | ½–½ | Sasikiran | Biel Chess Festival BTZ | Sicilian Defense: Najdorf Variation | |
| Jul 21, 2024 | Matsumura | 0–1 | Tahay | Biel Chess Festival BTZ | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Fianchetto Variation | |
| Jul 21, 2024 | Matsumura | 1–0 | Coletta | Biel Chess Festival BTZ | Ruy Lopez: Closed, Breyer Defense, Zaitsev Hybrid | |
| Jul 21, 2024 | Matsumura | 0–1 | Degtiarev | Biel Chess Festival BTZ | Ruy Lopez: Berlin Defense, l'Hermet Variation, Berlin Wall Defense | |
| Jul 21, 2024 | Matsumura | 1–0 | Sutter | Biel Chess Festival BTZ | Alekhine Defense: Exchange Variation | |
| Jul 21, 2024 | Chappaz | 0–1 | Matsumura | Biel Chess Festival BTZ | King's Indian Attack | |
| Jul 21, 2024 | Noh | ½–½ | Matsumura | Biel Chess Festival BTZ | Nimzo-Larsen Attack: Classical Variation | |
| Jul 21, 2024 | Kwiatkowski | 0–1 | Matsumura | Biel Chess Festival BTZ | Sicilian Defense: Smith-Morra Gambit Accepted, Pin Defense | |
| Jul 21, 2024 | Stevens | 0–1 | Matsumura | Biel Chess Festival BTZ | Sicilian Defense: Closed | |
| Jul 21, 2024 | Juksta | * | Matsumura | Biel Chess Festival BTZ | Queen's Gambit Declined: Three Knights Variation | |
| Jul 21, 2024 | Bucher | 1–0 | Matsumura | Biel Chess Festival BTZ | Sicilian Defense: Najdorf Variation, English Attack | |
| Jul 20, 2024 | Follesa | 1–0 | Matsumura | Biel Chess Festival MTO | Sicilian Defense: Najdorf Variation, English Attack | |
| Jul 18, 2024 | Gemelli | 1–0 | Matsumura | Biel Chess Festival MTO | Queen's Gambit Declined: Traditional Variation | |
| Jul 17, 2024 | Matsumura | ½–½ | Kersten | Biel Chess Festival MTO | Sicilian Defense: Richter-Rauzer Variation | |
| Jul 16, 2024 | Frayna | ½–½ | Matsumura | Biel Chess Festival MTO | Sicilian Defense: Closed | |
| Jul 15, 2024 | Matsumura | 0–1 | Ritviz | Biel Chess Festival MTO | Sicilian Defense: Scheveningen Variation, Delayed Keres Attack, Perenyi Gambit | |
| Jun 11, 2024 | Matsumura | 0–1 | Jares | FIDE World Junior Chess Championship 2024 Open | Caro-Kann Defense: Advance Variation, Tal Variation | |
| Jun 3, 2024 | Matsumura | 0–1 | Aaditya Dhingra | FIDE World Junior Chess Championship 2024 Open | Ruy Lopez: Morphy Defense, Classical Defense Deferred | |
| Jun 2, 2024 | Koelle | ½–½ | Matsumura | FIDE World Junior Chess Championship 2024 Open | Queen's Gambit Declined: Exchange Variation, Positional Variation | |
| May 3, 2024 | Nanjo | 1–0 | Matsumura | Round 4: Nanjo, Ryosuke - Matsumura, Cocoro | Sicilian Defense: Moscow Variation | |
| Apr 7, 2024 | Inukai | 0–1 | Matsumura | Round 6: Inukai, Kotaro - Matsumura, Cocoro | Queen's Gambit Declined: Three Knights Variation | |
| Apr 7, 2024 | Matsumura | 1–0 | Muto | Round 5: Matsumura, Cocoro - Muto, Yuhiro | Sicilian Defense: Taimanov Variation, Bastrikov Variation, English Attack | |
| Apr 7, 2024 | Matsumura | 0–1 | Rushad | Round 4: Matsumura, Cocoro - Rushad, Patil | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack | |
| Apr 6, 2024 | Okayama | 0–1 | Matsumura | Round 3: Okayama, Ryota - Matsumura, Cocoro | Queen's Gambit Declined: Exchange Variation, Reshevsky Variation | |
| Apr 6, 2024 | Matsumura | 1–0 | Yamada Atsushi | Round 2: Matsumura, Cocoro - Yamada Atsushi | Sicilian Defense: Najdorf Variation | |
| Apr 6, 2024 | Anastasia Lioubimova | 0–1 | Matsumura | Round 1: Anastasia Lioubimova - Matsumura, Cocoro | Sicilian Defense: Modern Variations | |
| Mar 3, 2024 | Matsumura | * | Aoshima | Round 5: ? | Sicilian Defense: Richter-Rauzer Variation | |
| Jul 30, 2024 | Matsumura | 0–1 | Markidis | Round 2: Matsumura, Cocoro - Markidis, Konstantinos | Sicilian Defense: Taimanov Variation | |
| Jul 19, 2024 | Matsumura | ½–½ | Cordes | Biel Chess Festival 2024 | French Defense: Advance Variation, Paulsen Attack | |
| Nov 5, 2023 | Matsumura Cocoro | 0–1 | Schulze Torben | Round 6: Matsumura Cocoro - Schulze Torben | Caro-Kann Defense: Advance Variation, Botvinnik-Carls Defense | |
| Nov 4, 2023 | Matsumura Cocoro | 0–1 | Aoshima Mirai | Round 4: Matsumura Cocoro - Aoshima Mirai | Sicilian Defense: Sozin Attack, Main Line | |
| Jul 27, 2023 | Matsumura Cocoro | 0–1 | Costello Alexander | MTO - 2023 | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack | |
| Jul 26, 2023 | Gomez Barrera Javiera Belen | ½–½ | Matsumura Cocoro | MTO - 2023 | Sicilian Defense: Four Knights Variation, Exchange Variation | |
| Jul 25, 2023 | Matsumura Cocoro | ½–½ | Ouellet Maili-Jade | MTO - 2023 | Sicilian Defense: Najdorf Variation | |
| Jul 24, 2023 | Foerster-Yialamas Lucas | 0–1 | Matsumura Cocoro | MTO - 2023 | Sicilian Defense: Najdorf Variation | |
| Jul 23, 2023 | Matsumura Cocoro | 0–1 | Ermitsch Magnus | MTO - 2023 | Sicilian Defense: Taimanov Variation, Bastrikov Variation, English Attack | |
| Jul 21, 2023 | Ozcan Kaan | 0–1 | Matsumura Cocoro | MTO - 2023 | Queen's Gambit Declined: Modern Variation | |
| Jul 20, 2023 | Urh Zala | 1–0 | Matsumura Cocoro | MTO - 2023 | Queen's Pawn Game: London System | |
| Jul 19, 2023 | Matsumura Cocoro | 0–1 | Huston Gus | MTO - 2023 | Sicilian Defense: Richter-Rauzer Variation | |
| Jul 18, 2023 | Erdos Viktor | 1–0 | Matsumura Cocoro | MTO - 2023 | Sicilian Defense: Moscow Variation | |
| Jul 17, 2023 | Matsumura Cocoro | 1–0 | Pham Le Thao Nguyen | MTO - 2023 | Caro-Kann Defense: Advance Variation, Tal Variation | |
| Jul 22, 2022 | Stijve Theo | 1–0 | Matsumura Cocoro | MTO - 2022 | Réti Opening: Advance Variation | |
| Jul 21, 2022 | Matsumura Cocoro | 1–0 | Asllani Dorian | MTO - 2022 | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Fianchetto Variation | |
| Jul 19, 2022 | Matsumura Cocoro | 0–1 | Haimovich Tal | MTO - 2022 | Ruy Lopez: Closed, Flohr System | |
| Jul 16, 2022 | Schwander Lukas | 1–0 | Matsumura Cocoro | MTO - 2022 | Queen's Gambit Declined: Three Knights, Vienna Variation | |