Monthly record of Koichiro77's rank (dan/kyu)
month dan/kyu win/lose win ratio
2019 /11 9.00 Kyu 1 win 5 lose .166
2019 /09 2.34 Dan 63 win 38 lose .623
2019 /08 9.00 Kyu 1 win 2 lose .333
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