彼の住所を知らなかったので、彼女は彼に手紙を書かなかった。

Sentence Analyzer

住所 知らなかった ので 彼女 手紙 書かなかった

English Translation

Not knowing his address, she didn't write to him.

Furigana

(かれ)住所(じゅうしょ)()らなかったので、彼女(かのじょ)(かれ)手紙(てがみ)()かなかった。

Romanji

Kare no jūsho o shiranakatta node, kanojo wa kare ni tegami o kakanakatta.

Words

(かれ)
he; him; his; boyfriend
()
indicates possessive; nominalizes verbs and adjectives; substitutes for "ga" in subordinate phrases; (at sentence-end, falling tone) indicates a confident conclusion; (at sentence-end) indicates emotional emphasis; (at sentence-end, rising tone) indicates question
住所 (じゅうしょ)
address (e.g. of house); residence; domicile
()
indicates direct object of action; indicates subject of causative expression; indicates an area traversed; indicates time (period) over which action takes place; indicates point of departure or separation of action; indicates object of desire, like, hate, etc.
知る (しる)
to be aware of; to know; to be conscious of; to cognize; to cognise; to notice; to feel; to understand; to comprehend; to grasp; to remember; to be acquainted with (a procedure); to experience; to go through; to learn; to be acquainted with (a person); to get to know; to concern
ので (ので、んで)
that being the case; because of ...; the reason is ....; given that...
彼女 (かのじょ)
she; her; her; girlfriend; sweetheart
()
topic marker particle; indicates contrast with another option (stated or unstated); adds emphasis
()
at (place, time); in; on; during; to (direction, state); toward; into; for (purpose); because of (reason); for; with; by; from; as (i.e. in the role of); per; in; for; a (e.g. "once a month"); and; in addition to; if; although
手紙 (てがみ)
letter
書く (かく)
to write; to compose; to pen; to draw; to paint

Kanji

Readings: ヒ、 かれ、 かの、 か.の
Meanings: he, that, the
Readings: ジュウ、 ヂュウ、 チュウ、 す.む、 す.まう、 -ず.まい
Meanings: dwell, reside, live, inhabit
Readings: ショ、 ところ、 -ところ、 どころ、 とこ
Meaning: place
Readings: チ、 し.る、 し.らせる
Meanings: know, wisdom
Readings: ジョ、 ニョ、 ニョウ、 おんな、 め
Meanings: woman, female
Readings: シュ、 ズ、 て、 て-、 -て、 た-
Meaning: hand
Readings: シ、 かみ
Meaning: paper
Readings: ショ、 か.く、 -が.き、 -がき
Meaning: write