Cited by 2Japanese History and CultureIndian and Buddhist StudiesStudy and Philosophy of Religion

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Inside Tokugawa Religion: Stars, Planets and the Calendar-as-method

Open access
Breen, John·2006·Culture and Cosmos

Abstract

The study of religion in early modern (Tokugawa) Japan has failed to keep pace with the study of religion in the periods that preceded and followed it. What has been lacking particularly are explorations of religious praxis. The present study proposes a novel approach to this subject with its critical focus on the Tokugawa calendar and its almanac commentaries. Calendars, and their multiple prescriptions for particular types of action and non-action, informed as they are by the cosmic wisdom of yin yang (onmyō) and five-phases-of-matter thinking (gogyō shisō), offer unique insights into precisely the neglected field of religious practice. This study sets out to decode the calendar and explore the ways in which it determined religious practice in early modern Japan. It discloses the centrality of the worship of stellar kami.

Overview

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Written from the paper’s full text.

TL;DR

Breen argues that Tokugawa calendars and almanac commentaries, decoded through yin-yang, five-phase, and sexagenary systems, open a neglected window onto early modern Japanese religious practice centered on stellar and planetary kami and directional/temporal taboos. Using an 1864 Kyoto calendar and 19th-century almanacs, he shows how calendrical knowledge circulated widely and shaped cults such as Daishōgun and Kōshin, while leaving actual observance to further research.

Key findings

  • The opening pages of a Bunkyū 4 (1864) Kyoto calendar are dominated by spatial concerns: the benevolent Toshitokujin and malevolent Konjin, the nyoi hōju jewels, and eight kami including Taisai (north), Daishōgun (west), and Daion (northwest). Taisai is the spirit of Jupiter/wood, so woodcutting is taboo; Daishōgun is a second Venus manifestation with a three-year western taboo; Daion is Saturn/earth and generally benevolent, though giving birth facing her northwest direction is dangerous; offending Konjin, the Venus/metal kami, is said to cost one’s own life and those of six family members.
  • Temporal decoding relies on the sexagenary cycle, ten stems and twelve branches, twenty-eight lunar lodges, and twelve stellar coincidences. For Bunkyū 4’s first month, the text identifies hi no e tora, the western i lodge (17th of 28, inauspicious for marriage and building but not cloth cutting), and the first day as the 26th chō lodge, when sowing and sericulture are taboo; the first three days are labeled nozoku, mitsu, and taira, each with its own prescriptions.
  • Calendrical knowledge moved from court yin-yang specialists and the Tsuchimikado family to a broad audience from the late 17th to early 18th centuries. The Wakan sansai zue (1712), Japan’s first encyclopedia, had 105 volumes divided into 81 books and was compiled by Terajima Ryōan; later single-volume zassho almanacs, such as the 1840s Tenpō shinsen eitai daizassho manreki taisei (about 300 pages, in Japanese with furigana), made this knowledge widely accessible. By the 19th century, an estimated 4.5 million calendars were printed annually for a population of about 30 million, and most urban and rural households likely had access to a calendar or almanac.
  • Two promoted cults receive attention: Daishōgun, with shrines across Japan and a Kyoto Daishōgun hachi shrine dating from the 8th century, whose Tokugawa register listed a Kansai network later eliminated in the 1868 Meiji Restoration; and Kōshin, the metal-monkey sexagenary phase, worshipped through Sarutahiko or Shōmen kongō and marked by Kōshintō stones. Late Tokugawa almanacs reject the Daoist three-worms theory, calling it a parable urging people to stay awake and abstain from sex, since bodily fluids, especially semen, are polluting.

Methods

  • The study is a preliminary historical and interpretive decoding of Tokugawa calendars and almanac commentaries, using yin-yang, five-phase, sexagenary, lunar-lodge, and stellar-coincidence systems to read spatial and temporal prescriptions.
  • Primary sources include a Bunkyū 4 (1864) Kyoto calendar printed by the Furuya family, the Wakan sansai zue (1712), and the Tenpō shinsen eitai daizassho manreki taisei (1840s, consulted in a British Library copy), with almanac sections used to explain calendar symbols and taboos.
  • Analysis is close reading of calendar diagrams, captions, and almanac sections, plus discussion of distribution evidence and two cult examples; no quantitative behavioral data or systematic survey is presented.

Limitations

  • The paper states it is preliminary and postpones a full exploration of whether people actually observed the taboos to a later article; it presumes calendars and almanacs played a vital role until more detailed research shows otherwise.
  • It states that local research is needed to determine the precise nature of Daishōgun worship, including offerings, occasions, and manner, and that the almanac offers no insights on these points; it also notes that the distribution of the Wakan sansai zue is unknown.
  • Evident from the text: the argument rests on a limited sample of calendars and almanacs, mainly one 1864 Kyoto calendar and one 1840s almanac, and lacks direct evidence of individual practice or systematic regional comparison.

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Integrity signals

Registry

Crossref · 10.46472/cc.01210.0209

Cites

Statistics

Nothing to recompute.

Verification

Claims the paper makes

29 Own interpretation · 23 Own result · 4 Sources not found · 4 Not checked yet · 2 No basis given

Show all 22 claims

  • It may state two separate claims as one. 31
  • Probably not a substantial claim. 19
40 of 40
  • The authors state this as an assumption.

    Tokugawa common people observed calendar and almanac taboos sufficiently for calendars to determine religious practice.

    “The question of the extent to which the common man or woman in the 1840s, 1850s and 1860s, the period that is of greatest concern to me, observed these taboos must be tackled if the argument proposed here, namely that calendars offer a vital insight into Tokugawa religious practice, is to be persuasive.”
    “Until more detailed research demonstrates the contrary, we are entitled to presume that calendars and almanacs did, indeed, play a vital part in determining religious practice.”
  • The paper relies on this without support.

    The 1864 Bunkyū calendar and the Eitai daizassho are representative of Tokugawa calendars and almanacs generally.

    “This first page is typical in that it is dominated by spatial concerns, but the second and, indeed, all subsequent pages of the calendar plot the passage of Tokugawa time and, as they do, they encode its cosmic significance.”
  • The paper relies on this without support.

    Before the Tokugawa period, knowledge of yin yang, the five phases, the sexegenary cycle, and related systems was exclusive to the imperial court and its onmyōji.

    “Until the Tokugawa period, knowledge of yin yang, the five phases of matter and the sexegenary cycle -not to mention the multiple lunar and stellar systems which they generated -seems to have remained the exclusive preserve of the imperial court in Kyoto and its yin yang specialists (onmyōji 陰陽師), notably the Tsuchimikado 土御門 family.”
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Percentages, sums and reported differences re-computed from the paper’s own numbers.

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Metadata

Authors
Breen, J.
Corresponding author
Breen, John
Venue
Culture and Cosmos
Published
2006-10
Volume
10
Issue
0102
Pages
63-78
OpenAlex
W3115702526
Cited by
2
References
0
Citations by year
2023: 1
FWCI
0.00
Type
journal article
Language
en
Open access
Locations
Culture and Cosmos (publishedVersion)
Topics
  • Social Sciences › Cultural Studies › Japanese History and Culture
  • Social Sciences › Arts and Humanities › Religious studies › Indian and Buddhist Studies
  • Social Sciences › Arts and Humanities › Philosophy › Study and Philosophy of Religion
Keywords
calendars, almanacs, religious practice, yin and yang, five elements, early modern Japan

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