Old calendar
right column Name of lunar year mizu-noto-hitsuji (cycle 20) 12th month. Name of new lunar year kinoe-saru (cycle 21) 1th month then month 2-3.
center column month 4-6. Intercalendary month after 5 (start June 23) So there is two 5th month.
left column month 7-11 month
Long (30 days) and short month (29 days) are marked with "large" and "small".