デ

デ

"デ" is a katakana character used in Japanese to denote the syllable "de." It is used for foreign loanwords, names, or emphasis.

In this sentence, 'デ' signifies the means or method of transportation (by bus).

彼はバスで家に帰りました。

He went home by bus.

Here, 'デ' indicates the location where the action (reading books) takes place.

図書館で本を読みます。

I read books at the library.

In this sentence, 'デ' combines into 'です' as a part of a declarative verb construct, indicating a predicate for the subject (his winning).

彼が勝った理由は努力の賜物です。

The reason he won is due to his hard work.