LOSSJune 20, 2026Kai YAMASHITA1 - 2Diego QUERUBINAustralian Open 2026 (Kyorugi) · M-51kg · Quarter Finals
WINJune 18, 2026Kai YAMASHITA2 - 0Christian TOM2026 WT President's Cup Oceania (Kyorugi) · M-48kg · Finals
LOSSApril 14, 2026Kai YAMASHITA1 - 2Sheng-Yu LOTashkent 2026 World Taekwondo Junior Championships · M-45kg · Round of 16
WINApril 14, 2026Kai YAMASHITA2 - 0Laith AL-SAHABTashkent 2026 World Taekwondo Junior Championships · M-45kg · Round of 32
WINMarch 5, 2026Kai YAMASHITA2 - 1Ja'Afar Shfeeq SALEH2026 U.S. Open (Kyorugi) · M-45kg · Round of 16
WINMarch 5, 2026Kai YAMASHITA2 - 0Carlos Eduardo Donlucas BENITEZ2026 U.S. Open (Kyorugi) · M-45kg · Round of 32
LOSSFebruary 27, 2026Kai YAMASHITA1 - 2Jedrek GUTIERREZ2026 Canada Open (Kyorugi) · M-45kg · Round of 16
WINNovember 14, 2025Kai YAMASHITA2 - 0Ali Aiman Sami Ahmed Ibrahim ALIQatar Open 2025 · M-45kg · Round of 32
LOSSAugust 16, 2025Kai YAMASHITA1 - 2Mananui Chin Foo - BADENASAustralian Open 2025 (Kyorugi) · M-45kg · Semi Finals
WINAugust 16, 2025Kai YAMASHITA2 - 0Mahdi BAZAVARDEHAustralian Open 2025 (Kyorugi) · M-45kg · Quarter Finals
LOSSAugust 14, 2025Kai YAMASHITA1 - 2Mananui Chin Foo - BADENAS2025 WT President's Cup Oceania (Kyorugi) · M-45kg · Finals
WINAugust 14, 2025Kai YAMASHITA2 - 0Justin NAISMITH2025 WT President's Cup Oceania (Kyorugi) · M-45kg · Semi Finals
WINAugust 14, 2025Kai YAMASHITA2 - 0Ching Yin LAM2025 WT President's Cup Oceania (Kyorugi) · M-45kg · Quarter Finals
LOSSJuly 27, 2025Kai YAMASHITA0 - 2Bagdat AMANKELDI6th Asian Cadet Taekwondo Championships · M-41kg · Round of 16
LOSSMay 14, 2025Kai YAMASHITA1 - 2Joshua LEPEFujairah 2025 World Taekwondo Cadet Championships · M-41kg · Round of 64
LOSSFebruary 15, 2025Kai YAMASHITA0 - 2Joshua LEPE2025 U.S. Open Championships (Kyorugi) · M-41kg · Round of 64
LOSSOctober 28, 2023Kai YAMASHITA0 - 2Alejandro Sanchez JEREZ2023 Dracula Open · M-37kg · Semi Finals
WINOctober 28, 2023Kai YAMASHITA2 - 0Konstantinos VASIOURIS2023 Dracula Open · M-37kg · Quarter Finals
