Monthly record of KoutaYamazaki's rank (dan/kyu)
month dan/kyu win/lose win ratio
2016 /04 2.73 Kyu 18 win 17 lose .514
2016 /03 2.87 Kyu 60 win 45 lose .571
2015 /10 3.69 Kyu 8 win 11 lose .421
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