Kansei calendar

Kansei calendar (寛政暦, Kansei-reki) was a Japanese lunisolar calendar (genka reki).

[1] It was published in 1797.

[2] The Kansei-reki system was the work of Takahashi Yoshitoki[3] and Hazama Shigetomi.

[4] Takahashi and Hazama used Western astronomy studies to modify the traditional calendar.

[4]