このような義務があるなんて知らなかった。

Sentence Analyzer

この ような 義務 ある なんて 知らなかった

English Translation

I never knew about such a duty.

Furigana

このような義務(ぎむ)があるなんて()らなかった。

Romanji

Kono yōna gimu ga aru nante shiranakatta.

Words

此の (この)
this (something or someone close to the speaker (including the speaker), or ideas expressed by the speaker)
様だ (ようだ)
(usu. at sentence-end) seeming to be; appearing to be; like; similar to; in order to (e.g. meet goal); so that; indicates hope, wish, request or mild command
義務 (ぎむ)
duty; obligation; responsibility
()
indicates sentence subject (occasionally object); indicates possessive (esp. in literary expressions); but; however; still; and
有る (ある)
to be (usu. of inanimate objects); to exist; to live; to have; to be located; to be equipped with; to happen; to come about
なんて (なんて)
such as; (things) like; exclamation
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

Kanji

Reading: 
Meanings: righteousness, justice, morality, honor, loyalty, meaning
Readings: ム、 つと.める
Meanings: task, duties
Readings: チ、 し.る、 し.らせる
Meanings: know, wisdom