ほんぶん
Meanings
Noun
1. one's duty; one's part
Pitch accent
んぶん
んぶん
Composed of
book; volume; this; present; main; head
part; portion; amount; worth (as in "two days' worth"); one's means; one's place; one's duty
Examples (2 in total)
He did his duty as a matter of course.
England expects that every man will do his duty.