Translation guide
A tool used to cut paper, typically with a long blade attached to a board. In Japanese, the term depends on the type: a guillotine-style cutter is most common, while a rotary trimmer or small handheld cutter has different names.
The user wants to refer to the common office/school tool with a long blade that is pulled down to cut paper.
General term for a paper cutter, especially the guillotine type. Used in offices, schools, and print shops.
裁断機で紙を切ってください。
Please cut the paper with the paper cutter.
Loanword from English. Commonly understood, but 裁断機 is more standard in Japanese.
新しいペーパーカッターを買いました。
I bought a new paper cutter.
The user wants to refer to a trimmer with a circular blade that slides along a rail.
Specifically a rotary trimmer. Often used for precise cutting in crafts or photography.
ロータリーカッターで写真をトリミングしました。
I trimmed the photo with a rotary cutter.
Short for 'trimmer'. Can refer to a rotary paper trimmer, but also used for other trimming tools.
トリマーで紙の端をきれいに切りましょう。
Let's trim the edges of the paper neatly with the trimmer.
The user wants to refer to a compact, portable cutter with a small sliding blade.
Often used for small, portable trimmers. Can be handheld or have a small base.
ペーパートリマーは持ち運びに便利です。
A paper trimmer is convenient to carry around.
Refers to a cutting mat, often used with a handheld cutter. Not the cutter itself, but closely associated.
カッティングマットの上で紙を切ります。
I cut paper on a cutting mat.
裁断機 is the standard Japanese term for a guillotine paper cutter. ペーパーカッター is a loanword and is also understood, but may sound slightly less formal. In most contexts, 裁断機 is preferred.
学校の裁断機は古いですが、まだ使えます。
The school's paper cutter is old, but still usable.
Paper cutter refers to a specific tool with a blade on a board or a sliding mechanism. Do not use はさみ (scissors) or カッターナイフ (utility knife) unless you specifically mean those tools.