一部(いちぶ)

いちぶ
noun
part; portion; one copy
quantity
1. part; portion; section; some
Refers to a portion of a larger whole.
参加者(さんかしゃ)の一部(いちぶ)は反対(はんたい)した。
Some of the participants objected.
計画(けいかく)の一部(いちぶ)を変更(へんこう)する。
We'll change part of the plan.
これは問題(もんだい)の一部(いちぶ)にすぎない。
This is only part of the problem.
2. one copy (of a book, document, etc.)
Used as a counter for copies of publications or documents.
資料(しりょう)を一部(いちぶ)ずつ配(くば)ってください。
Please distribute one copy of the materials to each person.
本(ほん)を一部(いちぶ)購入(こうにゅう)した。
I bought one copy of the book.
申請書(しんせいしょ)は一部(いちぶ)提出(ていしゅつ)してください。
Please submit one copy of the application form.

一部(いちぶ) has two distinct meanings depending on context.

SENSE 1 — PART/PORTION:
Refers to a portion of a larger whole. Often translates as "some" or "part of."

SENSE 2 — ONE COPY:
A counter for copies of documents, books, or publications.

  • 一部(いちぶ): one copy
  • 二部(にぶ): two copies
  • 三部(さんぶ): three copies

Similar words

Related Words

Antonym: 全部(ぜんぶ) (all, everything)
Related: 一部分(いちぶぶん) (a portion (more explicit))
Related: 大部分(だいぶぶん) (most, the greater part)
Compare: 部分(ぶぶん) (part, portion, section)
Compare: 一冊(いっさつ) (one book)
general
Added 2026.1.18 15:56 · Revised 2026.9.4 21:29
06500/06783_ichibu