忍Chronology

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4605005806007008009009601100120015901600170018001900 520–579750–799910–959980–10991290–1589

1

1

1

5

1

5

1

1

2

1

3

1

1

1

1

1

1

2

1

3

3

1

1

1

1

1

7 +1

1

1

1

8 +2

1

27 +21

8 +2

1

6

3

10 +4

2

2

3

1

2

2

2

1

2

No year recorded 134

+128

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 ↗