Monthly record of koichi7539's rank (dan/kyu)
month dan/kyu win/lose win ratio
2019 /03 10 Kyu 0 win 3 lose .000
2019 /02 2.45 Dan 23 win 20 lose .534
2019 /01 2.65 Dan 44 win 30 lose .594
2018 /12 6.00 Kyu 4 win 1 lose .800
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