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History[change | change source]
Shirakawa discovered errors in the traditional Chinese calendar which had been in use for 800 years. This older system was also known as the Semmyō calendar or 'Semmei-reki. It was also known as the Xuanming calendar.
Related pages[change | change source]
References[change | change source]
- Nussbaum, Louis-Frédéric. (2005). "Calendar" in Japan Encyclopedia, p. 98.
- Nussbaum, "Jōkyō-reki" at p. 431; "Teikyō-reki" at p. 956
- Orchiston, Wayne et al. (2011). Highlighting the History of Astronomy in the Asia-Pacific Region, p. 155; Bramsen, William. (1880). Japanese chronological tables, p. 25.
- Nussbaum, "Shibukawa Shunkai" at pp. 850-851.
- Nussbaum, "Semmei-reki" at p. 840.
Other websites[change | change source]