西暦(せいれき)

せいれき
noun
Western calendar, A.D., C.E.
1. Western calendar, Christian Era, Common Era
The calendar system based on years counted from the traditional birth year of Jesus Christ; the Gregorian calendar dating system.
西暦(せいれき)で書(か)いてください。
Please write it in the Western calendar.
西暦(せいれき)2024年(ねん)は令和(れいわ)6年(ねん)です。
The year 2024 (Western calendar) is Reiwa 6.
西暦(せいれき)と和暦(われき)、どちらで書(か)けばいいですか。
Should I write it in the Western calendar or Japanese era?
書類(しょるい)には西暦(せいれき)で日付(ひづけ)を書(か)いてください。
Please write the date using the Western calendar on the documents.
国際的(こくさいてき)なやりとりでは西暦(せいれき)を使(つか)うのが一般的(いっぱんてき)だ。
In international exchanges, using the Western calendar is standard.

Japan uses two calendar systems: 西暦(せいれき) (Western/Gregorian calendar) and 和暦(われき) (Japanese era calendar based on imperial reigns).

CALENDAR SYSTEMS IN JAPAN:

USAGE:

  • International contexts, business, younger generations often prefer 西暦(せいれき)
  • Government documents, traditional contexts often use 和暦(われき)
  • Many forms accept either

ABBREVIATIONS:

core
Added 2026.1.14 7:31 · Revised 2026.5.31 22:06
04000/04355_seireki