Inori no Mori祈りの杜working title

May 2027 — 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.

May 1, 2027 Saturday

Japan Standard Time (UTC+09:00) · Lunar date 3/25 · Kanoe–Dragon 庚辰

What kind of day is it?

Senbu: Traditionally favors a calm approach, with the afternoon considered more favorable.

One small step. Traditionally considered very auspicious in general, except for disturbing soil or boarding a boat.

An invitation for today, written by this site: Name one thing you would like to begin and consider a manageable first step.

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: Grain Rain, since April 20, 2027.

Calendar annotations · 5

Other daily cycles

Twelve officers: Establish — Traditionally considered very auspicious in general, except for disturbing soil or boarding a boat.

Twenty-eight mansions: 氐 — Traditionally favors business openings and discourages first wearing new clothes.

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

Nine-star cycle: Two Black Earth · ascending cycle. Not a personal birth-year reading.

Moon

Approximate moon age at noon JST: 24.1 days.

● Next New moon:

○ Next Full moon:

Observance days · 5

  • Jōkōbutsu

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

    At home, pray at a time that suits you. No common required hour is confirmed in the cited material.

    Sources and checked dates · 1

    Original source titles are retained in Japanese.

  • Myōken Bosatsu

    Day 1 of each civil month

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

    At home, pray at a time that suits you. No common required hour is confirmed in the cited material.

    Sources and checked dates · 1

    Original source titles are retained in Japanese.

  • Shōten-sama

    Day 1 of each civil month

    An observance described by Suō Kokubunji.

    At home, pray at a time that suits you. No common required hour is confirmed in the cited material.

    Sources and checked dates · 1

    Original source titles are retained in Japanese.

  • Kurikara Fudō

    Day 1 of each civil month

    Kurikara Fudōji: the principal Kurikara Fudō Myōō’s observance on the first of every month.

    At home, pray at a time that suits you. No common required hour is confirmed in the cited material.

    Sources and checked dates · 1

    Original source titles are retained in Japanese.

  • Takaokami no Kami

    First Dragon day of each month

    Kifune Shrine: Hatsutatsusai on the first Dragon day of every month, considered especially connected with the deity.

    At home, pray at a time that suits you. No common required hour is confirmed in the cited material.

    Sources and checked dates · 1

    Original source titles are retained in Japanese.

Lunar-date references · 2
Daily guardians · 2

All observances and their traditions · Back to the month

Sources and checked dates · 109

Original source titles are retained in Japanese.