Great match ..Kohatsu Massao (2543) vs Xiang He (2419) - Open Singles Quarter Final
Massao Kohatsu (2543) vs Jingxu Yang (2486) - Open Singles (1/8)
Massao Kohatsu (2598) vs Yichi Zhang (2545) - Quarterfinal
T2 Challenge Match Highlights | Jayden ZHOU vs Massao KOHATSU
Massao Kohatsu vs Yoshitoni Tomotaka
2015 Argentina Open FULL MATCH: JOUTI Eric/KOHATSU Massao vs ALTO Gaston/TABACHNIK Pablo (FINAL)
Massao Kohatsu (2587) vs Lindsey Castro (2489) - Semi final
Massao Kohatsu (2598) vs Bo Wen Chen (2499)
Massao Kohatsu (2543) vs Jeff Yamada (2500) - U2600 Semifinal
Massao Kohatsu (2599) vs Tomasz Labedz (NR)
Massao Kohatsu Brazil
Massao Kohatsu (2599) vs Mariya Bogoeva (2184)
Massao Kohatsu (2599) vs Viktor Bedrichiuk (2213) - Summer Open Final
Massao Kohatsu (2454) vs Sid Naresh (2320)
Jinbao Ma (2729) vs Massao Kohatsu (2581) - Open Singles Semifinal
Xiang He (2611) vs Hammed Taiwo Adeyinka (2558) - Quarterfinal
Massao Kohatsu (2590) vs Hammed-Taiwo Adeyinka (2452) - Open Singles Quarter Final
Yichi Zhang (2590) vs Massao Kohatsu (2543) - U2600 Final
classical conditioning at Lindenwood University
Massao Kohatsu vs Peter Nguyen
