あのとき私がした約束は有効だ。

Sentence Analyzer

あのとき私がした約束は有効だ。

English Translation

The promise I made then still holds.

Furigana

あのとき私(わたし)がした約束(やくそく)は有効(ゆうこう)だ。

Romanji

Ano toki watashi ga shita yakusoku wa yūkō da.

Words

彼の (あの、かの)

that (someone or something distant from both speaker and listener, or situation unfamiliar to both speaker and listener)

とき (とき)

regular (stops at every station) Jouetsu-line Shinkansen

私 (わたし、わたくし)

I; me; private affairs; personal matter; secrecy; selfishness

が (が)

indicates sentence subject (occasionally object); indicates possessive (esp. in literary expressions); but; however; still; and

為る (する)

to do; to cause to become; to make (into); to turn (into); to serve as; to act as; to work as; to wear (clothes, a facial expression, etc.); to judge as being; to view as being; to think of as; to treat as; to use as; to decide on; to choose; to be sensed (of a smell, noise, etc.); to be (in a state, condition, etc.); to be worth; to cost; to pass (of time); to elapse; verbalizing suffix (applies to nouns noted in this dictionary with the part of speech "vs"); creates a humble verb (after a noun prefixed with "o" or "go"); to be just about to; to be just starting to; to try to; to attempt to

約束 (やくそく)

promise; agreement; arrangement; one's word; contract; pact; appointment; engagement; date; convention; rule; destiny; fate

は (は)

topic marker particle; indicates contrast with another option (stated or unstated); adds emphasis

有効 (ゆうこう)

validity; legality; availability; effectiveness

だ (だ)

be; is; indicates past or completed action; indicates light imperative