闇Chronology

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50058060073080090011101590168017701800 520–579680–729740–799910–11091160–15891600–16791700–1769

1

1

1

2

1

4

3

2

1

1

1

1

1

1

2

1

28 +22

7 +1

2

1

3

2

1

1

1

4

No year recorded 34

+28

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 ↗