Inori no Mori祈りの杜working title

October 2026 — Japanese calendar

Explore Japanese calendar traditions, observance days and shrine events. Dates and traditional hours are shown in Japan Standard Time (UTC+09:00).

Supported dates: 1 January 2026–31 December 2027. Calendar beliefs differ across regions and traditions. This is not a prediction, a guarantee, or a complete schedule for every shrine and temple. Check the institution’s current announcement before attending.

Choose a date

● New moon · ○ Full moon. Moon-phase instants are shown in JST; your local time appears alongside them when available.

October 1, 2026 Thursday

Japan Standard Time (UTC+09:00) · Lunar date 8/21 · Tsuchinoe–Monkey 戊申

What kind of day is it?

Butsumetsu: Traditionally considered unfavorable. The name does not mean a Buddhist rule against activities on this date.

A quiet moment of reflection. Traditionally regarded as unfavorable for general activities, including opening a business.

An invitation for today, written by this site: Reflect on what you are doing and also value time to rest.

These are historical calendar traditions, not predictions or measures of a person’s luck. They do not determine medical decisions, a funeral’s permissibility, or the outcome of an event.

Current solar term: Autumn Equinox, since September 23, 2026.

Calendar annotations · 4

Other daily cycles

Twelve officers: Close — Traditionally regarded as unfavorable for general activities, including opening a business.

Twenty-eight mansions: 奎 — Traditionally favors weddings and departures.

Twenty-seven mansions: 井. This is a separate cycle; the twenty-eight-mansion interpretation above is not applied to it.

Nine-star cycle: Four Green Wood · descending cycle. Not a personal birth-year reading.

Moon

Approximate moon age at noon JST: 20 days.

● Next New moon:

○ Next Full moon:

Observance days · 4

Lunar-date references · 2
  • Mujin'i Bosatsu

    Day 1 of each lunar month — Thirty-day Buddha assignment

    Lunar-date reference only; this is not confirmation of an institution’s festival schedule.

    Sources and checked dates · 1

    Original source titles are retained in Japanese.

  • Izuna Gongen

    Day 21 of each lunar month

    A monthly observance in the calendar table published by Tobifudō Shōbōin.

    Lunar-date reference only; this is not confirmation of an institution’s festival schedule.

    Sources and checked dates · 1

    Original source titles are retained in Japanese.

Daily guardians · 2

All observances and their traditions · Back to the month

Sources and checked dates · 109

Original source titles are retained in Japanese.