Translation guide
The English word "part" has many meanings. This guide organizes them by practical use, from physical pieces to roles, regions, and more, with natural Japanese equivalents.
Referring to a physical piece that makes up a larger object, machine, or system.
Most common for mechanical or electronic parts, like car parts or computer components.
この部品はどこで買えますか？
Where can I buy this part?
エンジンの部品を交換する必要があります。
We need to replace the engine parts.
Loanword from English, often used in casual contexts or for aftermarket parts, accessories, and hobby kits.
このパーツが足りない。
This part is missing.
General word for a part or section of something, not necessarily mechanical. Can be abstract.
この部分をよく読んでください。
Please read this part carefully.
The character played by an actor, or the function someone has in a group task.
Standard word for a role in a play, movie, or any assigned duty.
彼は主役を演じた。
He played the lead part.
プロジェクトでの私の役は何ですか？
What is my part in the project?
Emphasizes the assigned role or function within a group or system.
A part of a whole amount, like a share of money, food, or responsibility.
Used as a suffix or standalone to indicate a share or portion.
あなたの分のケーキを取っておいたよ。
I saved your part of the cake.
費用の自分の分を払います。
I'll pay my part of the expenses.
Means 'a part' or 'a portion', often used in formal contexts.
A geographical area or district.
General word for a region or area.
この地域は冬に雪が多い。
This part of the country gets a lot of snow in winter.
Often used for larger regions, like 'Kansai region', or rural areas.
To leave or move away from a person or thing.
A category of words in grammar.
Technical term for 'part of speech'.
「走る」の品詞は動詞です。
The part of speech of 'hashiru' is a verb.
The line where hair is divided.
Specifically the parting of hair.
分け目を変えてみた。
I tried changing my part.
The loanword パート (pāto) usually means 'part-time job' or a section of music. It is not a general translation for 'part'.
パートで働いています。
I work part-time.
チームでの役割を明確にしましょう。
Let's clarify each person's part in the team.
A part of the proceeds will be donated to charity.
The Tohoku part of Japan is known for its beautiful nature.
彼は故郷を離れて都会に出た。
He parted from his hometown and moved to the city.