Mariko Koyama
Reversal Gym Shinjuku Me,we
Japan 
Age 47      Belt WHITE
FEMALE WHITE MASTER 2
Points
1.50
Gold
0
Silver
1
Bronze
0
Sjjif World Accumulative Rank
Ranking
35
Rank Points Gold Silver Bronze
Sjjif World Rank 2022 1.5 0 1 0
tokyo winter jiu jitsu championship 2021 female white master 2 feather SILVER