Booklog - A book

start day of Jan.

2023-01-01, read count: n+1, page: 1 ~ 9

start day of Feb.

2023-02-01, read count: n+1, page: 10 ~ 19

start day of Mar.

2023-03-01, read count: n+1, page: 30 ~ 39

start day of Apr.

2023-04-01, read count: n+1, page: 40 ~ 49

start day of May.

2023-05-01, read count: n+1, page: 60 ~ 69

start day of Jun.

2023-06-01, read count: n+1, page: 70 ~ 79

start day of Jul.

2023-07-01, read count: n+1, page: 90 ~ 99

read again.

2024-08-01, read count: n+2, page: 1 ~ 20