友Chronology

‹ ›

580600710800900100011001230141015401600177018001900 620–709750–799840–899910–9991010–10991160–12291290–14091420–15391690–1769

1

8 +2

1

1

1

3

1

1

1

1

1

1

1

1

1

1

11 +5

1

5

1

4

2

32 +26

9 +3

1

5

7 +1

1

1

3

9 +3

4

1

3

10 +4

No year recorded 115

+109

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 ↗