Monthly record of mahiro19640321's rank (dan/kyu)
month dan/kyu win/lose win ratio
2017 /12 2.05 Kyu 43 win 50 lose .462
2017 /11 2.32 Kyu 50 win 56 lose .471
2017 /10 2.08 Kyu 27 win 30 lose .473
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