Monthly record of ryuichiyamamoto's rank (dan/kyu)
month dan/kyu win/lose win ratio
2017 /11 9.00 Kyu 1 win 2 lose .333
2017 /10 0.44 Kyu 19 win 15 lose .558
2017 /09 6.00 Kyu 4 win 3 lose .571
2017 /08 9.00 Kyu 1 win 0 lose 1.00
2017 /07 1.34 Kyu 9 win 8 lose .529
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