Massao Kohatsu (2543) vs Jeff Yamada (2500) - U2600 Semifinal
2017 Kansas City Fall Open - Massao Kohatsu (2546) vs. Jeff Yamada (2480) Final (Highlights)
Yichi Zhang (2590) vs Jeff Yamada (2517)
SAVE OF THE YEAR - Jeff Yamada - TABLE 13
Samson Dubina vs Jeff Yamada
Jinbao Ma (2729) vs Massao Kohatsu (2581) - Open Singles Semifinal
Jeff Yamada (2517) vs Nandan Naresh (2210)
Massao Kohatsu (2543) vs Jingxu Yang (2486) - Open Singles (1/8)
Massao Kohatsu (2598) vs Yichi Zhang (2545) - Quarterfinal
US Olympian Timothy Wang vs Brazil National Team Member Jeff Yamada
Yichi Zhang (2602) vs Jeff Yamada (2480) - Open Singles (1/8)
Bo Wen Chen (2585) vs Jeff Yamada (2441) - U2600 (1/4)
Daniel Seemiller (2398) vs Jeff Yamada (2497) - Open Singles Quarter final
Great match ..Kohatsu Massao (2543) vs Xiang He (2419) - Open Singles Quarter Final
Yichi Zhang (2590) vs Massao Kohatsu (2543) - U2600 Final
Amazing Shot (By Jeff Yamada)
T2 Challenge | Season 2 | Match 10 : [Omega] Jayden ZHOU vs Massao KOHATSU [Alpha]
Yichi Zhang (2559) vs Jeff Yamada (2470) - 5th set
Massao Kohatsu (2543) vs Nandan Naresh (2210)
Massao Kohatsu (2598) vs Bo Wen Chen (2499)