六(ろっ)ヶ月(げつ)

ろっかげつ
noun
six months
1. six months
A duration of six months. The standard expression for a half-year period.
留学(りゅうがく)期間(きかん)は六(ろっ)ヶ月(げつ)だ。
The study-abroad period is six months.
あれから六(ろっ)ヶ月(げつ)が経(た)った。
Six months have passed since then.
試用期間(しようきかん)の六(ろっ)ヶ月(げつ)を無事(ぶじ)に終(お)え、正社員(せいしゃいん)として採用(さいよう)された。
Having completed the six-month trial period without issue, I was hired as a permanent employee.

六(ろく) (six) + ヶ月(げつ) (months counter), with sokuon assimilation to ろっ before か.

WRITING VARIANTS:

The middle character can be written as ヶ, ヵ, か, カ, or 箇(か) — all read か:

  • 六(ろっ)ヶ月(げつ) (most common in print)
  • 六(ろっ)箇月(かげつ) (formal/legal)
  • 六(ろっ)か月(げつ) (informal)

The small ヶ is the standard learner-facing form. Note that this ヶ is not a katakana 'ke' but an abbreviation of 箇(か).

COMMON COLLOCATIONS:

  • 六(ろっ)ヶ月(げつ)間(かん): for a six-month period
  • 六(ろっ)ヶ月(げつ)前(まえ): six months ago
  • 六(ろっ)ヶ月(げつ)後(ご): six months later
  • 六(ろっ)ヶ月(げつ)以内(いない): within six months

RELATED:

  • 半年(はんとし): half a year — equivalent in duration, more idiomatic in casual speech
  • 三(さん)ヶ月(げつ): three months
  • 十二(じゅうに)ヶ月(げつ): twelve months
general
Added 2026.5.15 13:12
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