Japanese Almanac
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Japanese calendar for February 2027

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DateDayOld calendarRokuyōDay signSolar terms and seasonal days
2/1/27Mon12/25Shakkō辛亥
2/2/27Tue12/26Senshō壬子
2/3/27Wed12/27Tomobiki癸丑Setsubun
2/4/27Thu12/28Senbu甲寅Risshun (Start of spring) 10:46
2/5/27Fri12/29Butsumetsu乙卯
2/6/27Sat12/30Taian丙辰
2/7/27Sun1/1Senshō丁巳
2/8/27Mon1/2Tomobiki戊午
2/9/27Tue1/3Senbu己未
2/10/27Wed1/4Butsumetsu庚申
2/11/27Thu1/5Taian辛酉
2/12/27Fri1/6Shakkō壬戌
2/13/27Sat1/7Senshō癸亥
2/14/27Sun1/8Tomobiki甲子
2/15/27Mon1/9Senbu乙丑
2/16/27Tue1/10Butsumetsu丙寅
2/17/27Wed1/11Taian丁卯
2/18/27Thu1/12Shakkō戊辰
2/19/27Fri1/13Senshō己巳Usui (Rain water) 06:33
2/20/27Sat1/14Tomobiki庚午
2/21/27Sun1/15Senbu辛未
2/22/27Mon1/16Butsumetsu壬申
2/23/27Tue1/17Taian癸酉
2/24/27Wed1/18Shakkō甲戌
2/25/27Thu1/19Senshō乙亥
2/26/27Fri1/20Tomobiki丙子
2/27/27Sat1/21Senbu丁丑
2/28/27Sun1/22Butsumetsu戊寅

← January 2027 · March 2027 →

Method

Solar terms are the moments the Sun’s apparent ecliptic longitude reaches multiples of 15°, computed with Skyfield and the JPL DE421 ephemeris and given in Japan Standard Time. Old-calendar months begin on the JST date of each new moon; the month containing the winter solstice is month 11, and in a year with 13 months the first month without a principal term is the leap month. Rokuyō follow (month + day) of the old calendar; day signs follow the 60-day cycle. Seasonal days use the conventional definitions (e.g. setsubun = the day before risshun, hachijū-hachiya = the 88th day counting risshun as day 1). Dates were cross-checked against the National Astronomical Observatory of Japan’s published calendar.

About this page

Old calendar, rokuyō and solar terms for each day of February 2027 (Japan time).

Rokuyō are a traditional calendar notation still printed on Japanese calendars. They have no scientific basis; this site lists them only as a calendar convention.