で (means)
By what method or tool
You’ll be able to explain the tool, transport, or method you use to do something.

はしでご飯を食べます。
hashi de gohan o tabemasu.
What do you think this sentence means?
I eat rice with chopsticks.
Say how you do something
Use で to mark the means, tool, language, transport, or method used to carry out an action.
電車で学校に行きます。
densha de gakkou ni ikimasu.
I go to school by train.
Means + で + action
Put で after the thing or method you use, then state the action.
箸で食べます。
hashi de tabemasu.
I eat with chopsticks.
日本語で話します。
nihongo de hanashimasu.
I speak in Japanese.
バスで駅に行きます。
basu de eki ni ikimasu.
I go to the station by bus.
Vehicles, tools, and languages with で
で marks the vehicle you travel by, the tool you use, or the language you speak or write in.
で, vehicle
自転車で会社に行きます。
jitensha de kaisha ni ikimasu.
I go to work by bicycle.
自転車 is the vehicle used to get there.
で, tool
はさみで紙を切ります。
hasami de kami o kirimasu.
I cut paper with scissors.
はさみ is the tool used for cutting.
で, language
英語で手紙を書きます。
eigo de tegami o kakimasu.
I write a letter in English.
英語 is the language medium used.
はしでご飯を食べます。
hashi de gohan o tabemasu.
I eat rice with chopsticks.
フォークでサラダを食べました。
fooku de sarada o tabemashita.
I ate the salad with a fork.
ナイフでパンを切ります。
naifu de pan o kirimasu.
I cut bread with a knife.
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