忘れてはいけないので彼女の宛名を書き留めた。

Sentence Analyzer

忘れて はいけない ので 彼女 宛名 書き留めた

English Translation

I wrote down her address so that I wouldn't forget it.

Furigana

(わす)れてはいけないので彼女(かのじょ)宛名(あてな)()()めた。

Romanji

Wasurete waikenai node kanojo no atena o kakitometa.

Words

忘れる (わすれる)
to forget; to leave carelessly; to be forgetful of; to forget about; to forget (an article)
()
if ... then; when; and; why don't you...?; the more (one does something); because; since
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
()
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
宛名 (あてな)
(addressee's) name; (recipient's) name and address
()
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.
書き留める (かきとめる、かきとどめる)
to write down; to leave a note behind; to record; to chronicle

Kanji

Readings: ボウ、 わす.れる
Meaning: forget
Readings: ヒ、 かれ、 かの、 か.の
Meanings: he, that, the
Readings: ジョ、 ニョ、 ニョウ、 おんな、 め
Meanings: woman, female
Readings: エン、 あ.てる、 -あて、 -づつ、 あたか.も
Meanings: address, just like, fortunately
Readings: メイ、 ミョウ、 な、 -な
Meanings: name, noted, distinguished, reputation
Readings: ショ、 か.く、 -が.き、 -がき
Meaning: write
Readings: リュウ、 ル、 と.める、 と.まる、 とど.める、 とど.まる、 るうぶる
Meanings: detain, fasten, halt, stop