How to say "quarter" in Japanese

• 街がいJLPT N1approx.Common
  noun (suffix)As 'quarter', it means a district or area of a city — the sense behind phrases like a town's old quarter or shopping quarter. It is not used for fractions or periods of time.
  ここは東京とうきょうのビジネス街がいだ。↗

  This is a business section of Tokyo.
• 四半期しはんきCommon
  nounThe word for a quarter of a year: a three-month period, especially in business and financial contexts such as quarterly results or reports. This is the word you want for the time sense.
  計算書けいさんしょは四半期しはんきごとに郵送ゆうそうされます。↗

  Statements will be mailed every quarter.
• 四つ切りよつぎりCommon
  nounRefers to cutting something into four; the 'quarter' is one of the four resulting pieces, as when bread is cut into quarters. Not the word for the fraction or a quarter of a year.
• 地区ちくJLPT N3approx.Common
  nounA district, area or zone of a city, often one with a recognized designation or function, such as a residential or shopping district. As 'quarter' it means an urban district, not a fraction or period.
  あなたはこの地区ちくをよく知しっていますか。↗

  Are you familiar with this area?
• 区域くいきJLPT N2approx.Common
  nounAn area or zone understood as a bounded extent; the kind of term used for zones defined by rules or shown on maps, like a restricted area. For 'quarter' it means a zone or district.
  駐車禁止ちゅうしゃきんし区域くいきに車くるまを止とめてはいけません。↗

  You must not park your car in a no parking zone.

Use 四半期 for a quarter of a year and 「四つ切り」 for cutting something into four; for the urban sense of 'quarter' choose among 街, 地区 and 区域, which differ as city quarter, designated district, and bounded zone.

Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only

• 街がいstreet
• 四半期しはんきquarter (of a year)
• 四つ切りよつぎりcutting into four
• 地区ちくdistrict
• 区域くいきarea
• 四半しはんquarter
• クォーターquarter
• 廓くるわdistrict
• 四半分しはんぶんa fourth
• 居住区きょじゅうくresidential area
• 居住地区きょじゅうちくresidential area
• 方面ほうめんfield (e.g. of study)