Tenpō calendar

From Simple English Wikipedia, the free encyclopedia

Tenpō calendar (天保暦, Tenpō-reki) was a Japanese lunisolar calendar (genka reki..[1] It was published in the Tenpō era (183-1844).[2] It was in use in the late Edo period.

History[change | change source]

The Tenpō-reki system was the work of Shibukawa Kagesuke. This was the last traditional calendar system created by Japanese astronomers and mathematicians.[2]

The Tenpō calendar was set aside when Japan adopted the Western calendar in 1872 (Meiji 5).[3]

Related pages[change | change source]

References[change | change source]

  1. Nussbaum, Louis-Frédéric. (2005). "Calendar" in Japan Encyclopedia, p. 98.
  2. 2.0 2.1 Orchiston, Wayne et al. (2011). Highlighting the History of Astronomy in the Asia-Pacific Region, p. 155.
  3. Bramsen, William. (1880). Japanese chronological tables, p. 25.

Other websites[change | change source]