Common Era; CE; Christian Era; Western (Gregorian) calendar
Japan's old (lunisolar) calendar
calendar reform; adoption of a new calendar system; new calendar (for a new year); new year
the solar calendar; the Gregorian calendar
Meireki era (1655.4.13-1658.7.23)
Tang lunar calendar, used for 823 years in Japan
calendar-construction rules
the study of the calendar
Japanese calendar; Japanese imperial year
calendar making; number of years; one's fate; the year
Ryakuō era (of the Northern Court) (1338.8.28-1342.4.27); Rekiō era
books related to the calendar; the calendar; the almanac
calendar year; civil year; time; year after year
various information recorded in the almanac (as regards astronomy, astrology, etc.)
abbreviated koyomi (Japanese traditional calendar); koyomi presented in a smaller, easy to use, format
Tenpo calendar; Japan's last lunisolar calendar (in use from 1844 to 1872)
reference koyomi; main almanac
calendar distributed by the Ise shrine
astronomical ephemeris; ephemeris
school year calendar; calendar of school events and dates
change log; record of updates; update history; what's new
French Revolutionary Calendar; French Republican Calendar
study of the calendar; way of the calendar