おとうとぶん
Meanings
Noun
1. sworn younger brother; junior male peer (in a club, group, etc.)
Pitch accent
とうと
ぶん
Composed of
younger brother; little brother; kid brother; brother-in-law (spouse's younger brother or younger sister's husband)
part; portion; amount; worth (as in "two days' worth"); one's means; one's place; one's duty