Yuiko Koyama
Academia Vitoria
Japan 
Age 11      Belt GRAY
FEMALE GRAY YOUTH
Points
14.65
Gold
2
Silver
2
Bronze
0
Sjjif World Accumulative Rank
Ranking
16
Rank Points Gold Silver Bronze
Sjjif World Rank 2023 11.4 1 1 0
south japan jiu jitsu championship 2022 in kiyama female gray youth light feather GOLD
kyushu international open jiu jitsu championship 2022 female gray youth feather SILVER
Sjjif World Rank 2022 1.5 0 1 0
kyushu international jiu jitsu championship 2022 female gray youth light feather SILVER
Sjjif World Rank 2020~2021 1.75 1 0 0
asjjf kyushu international kids open jiu jitsu championship 2021 male gray youth light feather GOLD