The Gihō calendar (儀鳳暦, Gihō-reki), also known as Yi-feng li, was a Japanese lunisolar calendar (genka reki). The calendar was created in China. It was...

Japanese calendar types have included a range of official and unofficial systems. At present, Japan uses the Gregorian calendar together with year designations...

known as the Japanese imperial year (皇紀, kōki) or "national calendar year" is a unique calendar system in Japan. It is based on the legendary foundation...

adopted in 1844. The new calendar was called the Tenpō-Jinin calendar. It was in use in Japan until 1872 when the Gregorian calendar was adopted. Branched...

The Goki calendar (五紀暦, Goki-reki), also known as Wuji li, was a Japanese lunisolar calendar (genka reki). It was developed in China; and it was used...

The Tenpō calendar (天保暦, Tenpō-reki), officially known as the Tenpō sexagenary unitary calendar (天保壬寅元暦 Tenpō jin'in genreki), was a Japanese lunisolar...

The Jōkyō calendar (貞享暦, Jōkyō-reki) was a Japanese lunisolar calendar, in use from 1684 to 1753. It was officially adopted in 1685. The Jōkyō-reki system...

the curriculum of the official Hayashi school. 1798 (Kansei 10): Kansei Calendar Revision Nussbaum, Louis-Frédéric. (2005). "Kansei" Japan Encyclopedia...

dynasty. The Taien-reki system corrected errors in the Genka calendar and Gihō calendar which were used in Japan in the first half of the 8th century...

: 418  1751 Hōreki 1 (宝暦元年): The new era of Hōreki (meaning "Valuable Calendar" or "Valuable Almanac") was said to have been created to mark the death...