| Apr 26, 2026 | Ovitigala | 1–0 | Arunakirinathan | Round 12: Ovitigala, Chenitha Mithvidu - Arunakirinathan, Aruthran | Caro-Kann Defense: Advance Variation, Tal Variation | |
| Apr 26, 2026 | Arunakirinathan | 0–1 | Induwara | Round 11: Arunakirinathan, Aruthran - Induwara, T H D Thisarindu | Italian Game: Two Knights Defense, Modern Bishop's Opening | |
| Apr 25, 2026 | Sivathanujan | 1–0 | Arunakirinathan | Round 10: Sivathanujan, S - Arunakirinathan, Aruthran | Caro-Kann Defense: Accelerated Panov Attack, Modern Variation | |
| Apr 25, 2026 | Arunakirinathan | 0–1 | Dabarera | Round 9: Arunakirinathan, Aruthran - Dabarera, G W D M | Sicilian Defense: Accelerated Dragon, Maróczy Bind, Breyer Variation | |
| Apr 24, 2026 | Karunasena | ½–½ | Arunakirinathan | Round 8: Karunasena, A P Chenitha Sihas Dinsara - Arunakirinathan, Aruthran | Caro-Kann Defense: Two Knights Attack, Mindeno Variation, Exchange Line | |
| Apr 24, 2026 | Arunakirinathan | 0–1 | Janukshan | Round 7: Arunakirinathan, Aruthran - Janukshan, B | Sicilian Defense: Moscow Variation | |
| Apr 20, 2026 | Insara | ½–½ | Arunakirinathan | Round 6: Insara, S D Nadev - Arunakirinathan, Aruthran | Slav Defense: Modern Line | |
| Apr 20, 2026 | Arunakirinathan | 1–0 | Senarathne | Round 5: Arunakirinathan, Aruthran - Senarathne, A A H M B | Sicilian Defense: O'Kelly Variation, Venice System | |
| Apr 19, 2026 | Sandaruwan | ½–½ | Arunakirinathan | Round 1: Sandaruwan, K E Dineth - Arunakirinathan, Aruthran | Queen's Pawn Game: Accelerated London System | |
| Apr 19, 2026 | Weerasekara | 1–0 | Arunakirinathan | Round 4: Weerasekara, Dishal Nimsara - Arunakirinathan, Aruthran | Réti Opening: Anglo-Slav Variation, Gurevich System | |
| Apr 19, 2026 | Arunakirinathan | 0–1 | Bandara | Round 3: Arunakirinathan, Aruthran - Bandara, Dhanushka | Caro-Kann Defense: Exchange Variation | |
| Apr 19, 2026 | Wijerathna | 1–0 | Arunakirinathan | Round 2: Wijerathna, Vinuka Dihain - Arunakirinathan, Aruthran | Caro-Kann Defense: Exchange Variation | |
| Aug 16, 2021 | Arunakirinathan | 0–1 | Vedant | World Youth Cup 2021 O18-G10 - Open 18 | Italian Game: Two Knights Defense, Modern Bishop's Opening | |
| Aug 16, 2021 | Arunakirinathan | 1–0 | Gonzalez Lopez | World Youth Cup 2021 O18-G10 - Open 18 | Italian Game: Classical Variation, Giuoco Pianissimo | |
| Aug 16, 2021 | Arunakirinathan | 1–0 | Nisban | World Youth Cup 2021 O18-G10 - Open 18 | Sicilian Defense: Moscow Variation | |
| Aug 16, 2021 | Arunakirinathan | ½–½ | Palma Villanueva | World Youth Cup 2021 O18-G10 - Open 18 | Sicilian Defense: Richter-Rauzer Variation, Classical Variation | |
| Aug 16, 2021 | Arunakirinathan | 0–1 | Aguilar Samper | World Youth Cup 2021 O18-G10 - Open 18 | French Defense: Tarrasch Variation, Closed Variation, Main Line | |
| Aug 16, 2021 | Brozel | 1–0 | Arunakirinathan | World Youth Cup 2021 O18-G10 - Open 18 | English Opening: Agincourt Defense, Catalan Defense, Semi-Slav Defense | |
| Aug 16, 2021 | Nirag Shah | 0–1 | Arunakirinathan | World Youth Cup 2021 O18-G10 - Open 18 | Queen's Pawn Game: Accelerated London System | |
| Aug 16, 2021 | Kartavya | 1–0 | Arunakirinathan | World Youth Cup 2021 O18-G10 - Open 18 | Caro-Kann Defense: Advance Variation, Bayonet Attack | |
| Aug 16, 2021 | Nguyen | ½–½ | Arunakirinathan | World Youth Cup 2021 O18-G10 - Open 18 | English Opening: Carls-Bremen System | |
| Aug 16, 2021 | Olaybal | 1–0 | Arunakirinathan | World Youth Cup 2021 O18-G10 - Open 18 | Caro-Kann Defense: Two Knights Attack, Mindeno Variation, Exchange Line | |
