Licence: CC BY-SA 4.0 · GitHub · 互助認字（中文） · 漢字泉 #集字厨ノ天下（日本語）
Chronology
40 crops placed · 180 with no year recorded · 1120–1939
Place by
Crops of
Style
Production
No year recorded 180
Each crop stands at the decade of the first year its book's date gives; a date given only as before a year stands at that year. Dates come from the catalogues and editions cited with each record. The bars draw the whole span and their counts to scale; in the strip below them, fifty years or more with no crop are folded and marked. Japanese dates converted with HuTime ↗