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The conversion table of the old calendar of one month is displayed from the specified year and month.
When years to be examined are selected and "calculate the old calendar" button is clicked, the conversion table of the solar calendar and the old calendar is displayed.
It is possible to examine it by the six basic labels of the old calendar.
| Solar calendar | A day of the week | -> | Old calendar | Six basic labels | Intercalary month |
|---|---|---|---|---|---|
| October 1, 2020 | Thurs. | August 15, 2020 | Butsumetsu | ||
| October 2, 2020 | Fri. | August 16, 2020 | Taian | ||
| October 3, 2020 | Sat. | August 17, 2020 | Shakkou | ||
| October 4, 2020 | Sun. | August 18, 2020 | Senshou | ||
| October 5, 2020 | Mon. | August 19, 2020 | Tomobiki | ||
| October 6, 2020 | Tues. | August 20, 2020 | Senbu | ||
| October 7, 2020 | Wed. | August 21, 2020 | Butsumetsu | ||
| October 8, 2020 | Thurs. | August 22, 2020 | Taian | ||
| October 9, 2020 | Fri. | August 23, 2020 | Shakkou | ||
| October 10, 2020 | Sat. | August 24, 2020 | Senshou | ||
| October 11, 2020 | Sun. | August 25, 2020 | Tomobiki | ||
| October 12, 2020 | Mon. | August 26, 2020 | Senbu | ||
| October 13, 2020 | Tues. | August 27, 2020 | Butsumetsu | ||
| October 14, 2020 | Wed. | August 28, 2020 | Taian | ||
| October 15, 2020 | Thurs. | August 29, 2020 | Shakkou | ||
| October 16, 2020 | Fri. | August 30, 2020 | Senshou | ||
| October 17, 2020 | Sat. | September 1, 2020 | Senbu | ||
| October 18, 2020 | Sun. | September 2, 2020 | Butsumetsu | ||
| October 19, 2020 | Mon. | September 3, 2020 | Taian | ||
| October 20, 2020 | Tues. | September 4, 2020 | Shakkou | ||
| October 21, 2020 | Wed. | September 5, 2020 | Senshou | ||
| October 22, 2020 | Thurs. | September 6, 2020 | Tomobiki | ||
| October 23, 2020 | Fri. | September 7, 2020 | Senbu | ||
| October 24, 2020 | Sat. | September 8, 2020 | Butsumetsu | ||
| October 25, 2020 | Sun. | September 9, 2020 | Taian | ||
| October 26, 2020 | Mon. | September 10, 2020 | Shakkou | ||
| October 27, 2020 | Tues. | September 11, 2020 | Senshou | ||
| October 28, 2020 | Wed. | September 12, 2020 | Tomobiki | ||
| October 29, 2020 | Thurs. | September 13, 2020 | Senbu | ||
| October 30, 2020 | Fri. | September 14, 2020 | Butsumetsu | ||
| October 31, 2020 | Sat. | September 15, 2020 | Taian |
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