Mommu (period)
Encyclopedia
The Mommu period is a chronological
timeframe during the Asuka period
of Japanese history. The Mommu period describes a span of years which were considered to have begun in the 1357th year of the Yamato dynasty.
This periodization
is congruent with the reign of Emperor Mommu
, which is traditionally considered to have been from 697 through 707.
in 604; and this Chinese calendar continued in use throughout the Mommu period.
In 645, the system of was introduced. However, after the reign of Emperor Kotoku
, this method of segmenting time
was temporarily abandoned or allowed to lapse. This interval continued during the Mommu period.
Neither Empress Mommu's reign nor the Mommu periodization are included in the list of nengō for this explicit duration
of time
, which comes after Suchō
and before Taihō
.
In the post-Taika or pre-Taihō chronology, the first year of Emperor Mommu's reign (文武天皇元年 or 文武統皇1年) is also construed as the first year of the Mommu period (文武1年).
in Japanese Chronological Tables from 601 to 1872.
The pre-Tahiō calendar included two non-nengō gaps or interval
s in the chronological series:
Nengō were not promulgated (or were allowed to lapse) during the gap years between Hakuchi and Shuchō, and in another gap between Shuchō and Taihō.
Chronology
Chronology is the science of arranging events in their order of occurrence in time, such as the use of a timeline or sequence of events. It is also "the determination of the actual temporal sequence of past events".Chronology is part of periodization...
timeframe during the Asuka period
Asuka period
The , was a period in the history of Japan lasting from 538 to 710 , although its beginning could be said to overlap with the preceding Kofun period...
of Japanese history. The Mommu period describes a span of years which were considered to have begun in the 1357th year of the Yamato dynasty.
This periodization
Periodization
Periodization is the attempt to categorize or divide time into named blocks. The result is a descriptive abstraction that provides a useful handle on periods of time with relatively stable characteristics...
is congruent with the reign of Emperor Mommu
Emperor Mommu
was the 42nd emperor of Japan, according to the traditional order of succession.Mommu's reign spanned the years from 697 through 707.-Traditional narrative:Before his ascension to the Chrysanthemum Throne, his personal name was Karu-shinnō....
, which is traditionally considered to have been from 697 through 707.
Periodization
The adoption of the Sexegenary cycle calendar (Jikkan Jūnishi) in Japan is attributed to Empress SuikoEmpress Suiko
was the 33rd emperor of Japan, according to the traditional order of succession.Suiko's reign spanned the years from 593 until her death in 628....
in 604; and this Chinese calendar continued in use throughout the Mommu period.
In 645, the system of was introduced. However, after the reign of Emperor Kotoku
Emperor Kotoku
was the 36th emperor of Japan, according to the traditional order of succession.The years of his reign lasted from 645 through 654.-Traditional narrative:Before Kōtoku ascension to the Chrysanthemum Throne, his personal name was or...
, this method of segmenting time
Time
Time is a part of the measuring system used to sequence events, to compare the durations of events and the intervals between them, and to quantify rates of change such as the motions of objects....
was temporarily abandoned or allowed to lapse. This interval continued during the Mommu period.
Neither Empress Mommu's reign nor the Mommu periodization are included in the list of nengō for this explicit duration
Duration
In music duration is an amount of time or a particular time interval. A duration is a property of a note that becomes one of the bases of rhythm.A tone may be sustained for varying lengths of time...
of time
Time
Time is a part of the measuring system used to sequence events, to compare the durations of events and the intervals between them, and to quantify rates of change such as the motions of objects....
, which comes after Suchō
Sucho
Gedalia Suchowolski is an Israeli painter and sculptor known by his nickname Sucho.-Biography:Gedalia Suchowolski was born in Białystok, Poland...
and before Taihō
Taiho
Taihō or Taiho can refer to:* Taihō , a Japanese name for the years 701–704* Taihō Code, a reorganization of the Japanese government at the end of the Asuka period.* Japanese aircraft carrier Taihō...
.
In the post-Taika or pre-Taihō chronology, the first year of Emperor Mommu's reign (文武天皇元年 or 文武統皇1年) is also construed as the first year of the Mommu period (文武1年).
Non-nengō period
Non-nengō periods in the pre-Taihō calendar were published in 1880 by William Bramsen. These were refined in 1952 by Paul TuschihashiPaul Tuschihashi
, S.J. was a Japanese Roman Catholic priest, mathematician, astronomer, Sinologist, lexicographer, academic and administrator. Father Paul is known for having developed extensive tables for converting traditional Japanese era dates into Gregorian calendar equivalents — compare, e.g., which...
in Japanese Chronological Tables from 601 to 1872.
The pre-Tahiō calendar included two non-nengō gaps or interval
Interval
Interval may refer to:* Interval , a range of numbers * Interval measurements or interval variables in statistics is a level of measurement...
s in the chronological series:
- TaikaTaika (era)was a during the reign of Kōtoku. The Taika era immediately preceded the Hakuchi era. This period spanned the years from August 645 through February 650.-Change of era:...
, August 645–February 650. - HakuchiHakuchi (era)was a after the Taika era and before Shuchō. This period spanned the years from February 650 through December 654. The reigning emperor was .-Change of era:...
, February 650–December 654.- Non-nengō dating systems
- ShuchōShucho, alternatively read as Suchō or Akamitori, was a after a gap following Hakuchi and before another gap lasting until Taihō . This Shuchō period briefly spanned a period of mere months, June through September of 686...
, July–September 686.- Non-nengō dating systems
- TaihōTaiho (era)was a after a late 7th century interruption in the sequence of nengō after Shuchō and before Keiun. This period spanned the years from March 701 through May 704. The reigning emperor was .-Change of era:...
, March 701–May 704.
Nengō were not promulgated (or were allowed to lapse) during the gap years between Hakuchi and Shuchō, and in another gap between Shuchō and Taihō.
| Concurrent Chronologies | |||||
|---|---|---|---|---|---|
| Non-nengō periods | Nengō eras Japanese era name The Japanese era calendar scheme is a common calendar scheme used in Japan, which identifies a year by the combination of the and the year number within the era... |
Shinengō | Yamato dynasty duration Imperial House of Japan The , also referred to as the Imperial Family or the Yamato Dynasty, comprises those members of the extended family of the reigning Emperor of Japan who undertake official and public duties. Under the present Constitution of Japan, the emperor is the symbol of the state and unity of the people... |
Western calendar dates Gregorian calendar The Gregorian calendar, also known as the Western calendar, or Christian calendar, is the internationally accepted civil calendar. It was introduced by Pope Gregory XIII, after whom the calendar was named, by a decree signed on 24 February 1582, a papal bull known by its opening words Inter... |
|
| Taika | 1305 | 645 | |||
| Hakuchi | 1310 | 650 | |||
| Saimei's reign Saimei (period) The Saimei period is a chronological timeframe during the Asuka period of Japanese history. The Saimei period describes a span of years which were considered to have begun in the 1315th year of the Yamato dynasty.... |
1315 | 655 | |||
| Tenji's reign Tenji (period) The Tenji period is a brief span of years during the Asuka period of Japanese history. The Tenji period describes a span of years which were considered to have begun in the 1322nd year of the Yamato dynasty.... |
1322 | 662 | |||
| Kōbun's reign Kobun (period) The Kōbun period is a chronological timeframe during the Asuka period of Japanese history. The Kōbun period describes a span of years which were considered to have begun in the 1332nd year of the Yamato dynasty.... |
Sujaku | 1332 | 672 | ||
| Temmu's reign Temmu (period) The Temmu period is a chronological timeframe during the Asuka period of Japanese history. The Temmu period describes a span of years which were considered to have begun in the 1333rd year of the Yamato dynasty.... |
Hakuhō Hakuhō period The was an unofficial of Emperor Temmu after Hakuchi and before Suchō. The duration of this discrete non-nengō timespan lasted from 673 through 686.The Hakuhō period is more often used as a general term which describe a wider range of years.... |
1333 | 673 | ||
| Suchō | 1346 | 686 | |||
| Jitō's reign Jito (period) The Jitō period is a chronological timeframe during the Asuka period of Japanese history. The Jitō period describes a span of years which were considered to have begun in the 1347th year of the Yamato dynasty.... |
1347 | 687 | |||
| Taika | 1350 | 695 | |||
| Mommu's reign | 1357 | 697 | |||
| Taihō | 1361 | 701 | |||
Events of the Mommu period
- 697 (Mommu 1): Empress Jitō abdicates; and her son receives the succession (senso). Shortly thereafter, Emperor Mommu formally accedes to the throne (sokui).
- 697 (Mommu 1): A new period could be said to have commenced at the beginning of the reign of any of the Japanese sovereigns after Kōtoku and including Mommu
External links
- National Diet Library, "The Japanese Calendar" -- historical overview plus illustrative images from library's collection
| Mommu period | 1st | 2nd | 3rd | 4th | 5th | 6th | 7th | 8th | 9th | 10th | 11th | 12th | 13th |
| Gregorian Gregorian calendar The Gregorian calendar, also known as the Western calendar, or Christian calendar, is the internationally accepted civil calendar. It was introduced by Pope Gregory XIII, after whom the calendar was named, by a decree signed on 24 February 1582, a papal bull known by its opening words Inter... |
686 686 Year 686 was a common year starting on Monday of the Julian calendar. The denomination 686 for this year has been used since the early medieval period, when the Anno Domini calendar era became the prevalent method in Europe for naming years.- Europe :* The Kingdom of Kent is attacked and... |
687 687 Year 687 was a common year starting on Tuesday of the Julian calendar. The denomination 687 for this year has been used since the early medieval period, when the Anno Domini calendar era became the prevalent method in Europe for naming years.- Europe :* King Theuderic III of Neustria is defeated... |
688 688 Year 688 was a leap year starting on Wednesday of the Julian calendar. The denomination 688 for this year has been used since the early medieval period, when the Anno Domini calendar era became the prevalent method in Europe for naming years.- Europe :* Emperor Justinian II of the Byzantine... |
687 687 Year 687 was a common year starting on Tuesday of the Julian calendar. The denomination 687 for this year has been used since the early medieval period, when the Anno Domini calendar era became the prevalent method in Europe for naming years.- Europe :* King Theuderic III of Neustria is defeated... |
689 689 Year 689 was a common year starting on Friday of the Julian calendar. The denomination 689 for this year has been used since the early medieval period, when the Anno Domini calendar era became the prevalent method in Europe for naming years.- Europe :* Battle of Coronate: The army of Cunincpert,... |
690 690 Year 690 was a common year starting on Saturday of the Julian calendar. The denomination 690 for this year has been used since the early medieval period, when the Anno Domini calendar era became the prevalent method in Europe for naming years.- Asia :* Beginning of Wu Zetian's Zhou Dynasty in China... |
691 691 Year 691 was a common year starting on Sunday of the Julian calendar. The denomination 691 for this year has been used since the early medieval period, when the Anno Domini calendar era became the prevalent method in Europe for naming years.- Europe :* Theuderic III is succeeded by Clovis IV as... |
692 692 Year 692 was a leap year starting on Monday of the Julian calendar. The denomination 692 for this year has been used since the early medieval period, when the Anno Domini calendar era became the prevalent method in Europe for naming years.- Asia :* Leontios leading a substantial Byzantine army,... |
693 693 Year 693 was a common year starting on Wednesday of the Julian calendar. The denomination 693 for this year has been used since the early medieval period, when the Anno Domini calendar era became the prevalent method in Europe for naming years.- Religion :* Wulfram of Sens attends the assembly of... |
694 694 Year 694 was a common year starting on Thursday of the Julian calendar. The denomination 694 for this year has been used since the early medieval period, when the Anno Domini calendar era became the prevalent method in Europe for naming years.- Europe :* November 9 – Hispano-Visigothic king... |
695 695 Year 695 was a common year starting on Friday of the Julian calendar. The denomination 695 for this year has been used since the early medieval period, when the Anno Domini calendar era became the prevalent method in Europe for naming years.- Byzantine Empire :* The people of Byzantium revolt... |
696 696 Year 696 was a leap year starting on Saturday of the Julian calendar. The denomination 696 for this year has been used since the early medieval period, when the Anno Domini calendar era became the prevalent method in Europe for naming years.... |
697 697 Year 697 was a common year starting on Monday of the Julian calendar. The denomination 697 for this year has been used since the early medieval period, when the Anno Domini calendar era became the prevalent method in Europe for naming years.- Religion :* Approximate date of the Council of Birr,... |