Statistics from a 27M game sample

claire_yang · November 14, 2021, 12:51am

Per your request, I’ve updated my research

The history and evolution of kyu rank in Go game General Go Discussion

Months ago, when I started to trace back the most extensive list with almost 5000 players published in 1908 (明治41年) https://dl.ndl.go.jp/info:ndljp/pid/780107 I successfully traced it back to older documents like this, published a year before it at 1907 (明治40年) [三遠囲碁名鑑明治40年夏改正（愛知県・静岡県）full] Or this, published 2 years before at 1906 (明治39年) [囲碁名鑑西南部（兵庫県、中国・四国・九州地方）明治39年 pg4] [囲碁名鑑西南部（兵庫県、中国・四国・九州地方）明治39年 pg2] [囲碁名鑑西南部（兵庫県、中国・四国・九州地方）明治39年 pg1] With even older documents like …