Monthly record of ryoyasan's rank (dan/kyu)
month dan/kyu win/lose win ratio
2013 /07 9.00 Kyu 1 win 0 lose 1.00
2013 /04 4.00 Kyu 6 win 7 lose .461
2013 /03 3.96 Kyu 10 win 13 lose .434
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