陰いん暦れきいんれきFreq.FrequencyTop 100,000Meanings1nounlunar calendarRefers to the traditional calendar based on the moon's phases, historically used in Japan before the solar calendar adoption.日本にほんでは明めい治じ時じ代だいまで陰いん暦れきが使つかわれていた。In Japan, the lunar calendar was used until the Meiji period.