彼が義務を果たすのが一番良い。

Sentence Analyzer

義務 果たす 一番 良い

English Translation

It is best that he should do his duty.

Furigana

(かれ)義務(ぎむ)()たすのが一番(いちばん)()い。

Romanji

Kare ga gimu o hatasu no ga ichiban yoi.

Words

(かれ)
he; him; his; boyfriend
()
indicates sentence subject (occasionally object); indicates possessive (esp. in literary expressions); but; however; still; and
義務 (ぎむ)
duty; obligation; responsibility
()
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.
果たす (はたす)
to accomplish; to achieve; to carry out; to fulfill; to fulfil; to realize; to execute; to perform; to do; to do ... completely; to do ... entirely
()
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
一番 (いちばん)
number one; first; first place; best; most; game; round; bout; as a test; as an experiment; by way of experiment; by way of trial; tentatively; song (e.g. in Noh); piece
良い (よい)
good; excellent; fine; nice; pleasant; agreeable; sufficient (can be used to turn down an offer); ready; prepared; profitable (e.g. deal, business offer, etc.); beneficial; OK

Kanji

Readings: ヒ、 かれ、 かの、 か.の
Meanings: he, that, the
Reading: 
Meanings: righteousness, justice, morality, honor, loyalty, meaning
Readings: ム、 つと.める
Meanings: task, duties
Readings: カ、 は.たす、 はた.す、 -は.たす、 は.てる、 -は.てる、 は.て
Meanings: fruit, reward, carry out, achieve, complete, end, finish, succeed
Readings: イチ、 イツ、 ひと-、 ひと.つ
Meanings: one, one radical (no.1)
Readings: バン、 つが.い
Meanings: turn, number in a series
Readings: リョウ、 よ.い、 -よ.い、 い.い、 -い.い
Meanings: good, pleasing, skilled