Kobayashi Ryunosuke
The Blackbelt Japan
Japan 
Age 17      Belt GRAY
MALE GRAY YOUTH
Points
1.75
Gold
1
Silver
0
Bronze
0
Sjjif World Accumulative Rank
Ranking
169
Rank Points Gold Silver Bronze
Sjjif World Rank 2017 1.75 1 0 0
dumau jiu jitsu japan cup male gray youth middle GOLD