Brother
"Brother" in Japanese
お兄さん
oniisan
(male sibling)
ブラザー
burazā
(male sibling)
ブラザー
burazā
(male fellow member of a religious community)
修道士
shūdōshi
(male fellow member of a religious community)
兄
ani
(male sibling)
兄ちゃん
nīchan
(male sibling)
兄弟
kyōdai
(male sibling)
兄弟
kyōdai
(male having parents in common)
弟
otōto
(male sibling)
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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.