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Reki Yoko

PDF Version (Japanese Only) PDFReiwa 2 (2020) | PDFHeisei 31 (2019) | PDFHeisei 30 (2018) | Others |

All date and time in Reki Yoko are based on Japan Central Standard Time (UTC + 9h).


National Holidays, Sundays

National Holidays, SundaysReiwa 2 (2020) | National Holidays, SundaysHeisei 31 (2019) | National Holidays, SundaysHeisei 30 (2018) |

Although the definition of Japanese National Holidays is in "Act on National Holidays" (Cabinet Office Site link), no definite day is given for "Shunbun no Hi" nor "Shuubun no Hi". Those days are defined by 24 Solar Terms, more specifically "Shunbun" or Vernal Equinox and "Shuubun" or Autumnal Equinox, respectively.

If a national holiday falls upon Sunday, The first day after that day excluding national holidays becomes a holiday. And a non-national holiday sandwiched by two National holidays becomes a holiday.


Solar Terms

Solar TermsReiwa 2 (2020) | Solar TermsHeisei 31 (2019) | Solar TermsHeisei 30 (2018) |

Times of 24 Solar Terms, "Doyou", "Nyuubai" and "Hangeshou" are those when ecliptic longitude of the Sun reaches the value in the Longitude column. "Setsubun" is the day before "Risshun". "Doyou" and "Higan" shows the start day of "Doyou" and "Higan" period, respectively.


Phases of the Moon

Phases of the MoonReiwa 2 (2020) | Phases of the MoonHeisei 31 (2019) | Phases of the MoonHeisei 30 (2018) |

Times of New Moon, First Quarter, Full Moon and Last Quarter are those when the difference between longitudes of the Moon and the Sun becomes 0°, 90°, 180° and 270°, respectively.


Sunrise and Sunset in Tokyo

Sunrise and Sunset in TokyoReiwa 2 (2020) | Sunrise and Sunset in TokyoHeisei 31 (2019) | Sunrise and Sunset in TokyoHeisei 30 (2018) |

Sunrise and sunset are times when the upper limb of the Sun touches the horizon at Azabu where Former Tokyo Astronomical Observatory located. Height of Azabu is not considered. Location of Tokyo is 139°44' 28.8869" East longitude and 35°39' 29.1572" North latitude.


Eclipses, Transit of planet

EclipsesReiwa 2 (2020) | EclipsesHeisei 31 (2019) | EclipsesHeisei 30 (2018) |

This is a list of local predictions of Solar Eclipses, Lunar Eclipses and Transit of planet for major cities in Japan. Location of Tokyo is mentioned above. Location of other cities are as follows.

Location of the cities
Name     East Longitude  North Latitude
Naha     127°40'        26°13'
Fukuoka  130°24'        33°35'
Kyoto    135°45'        35° 1'
Sendai   140°52'        38°16'
Sapporo  141°21'        43° 4'