にい お兄さん Common word JLPT N5 Wanikani level 7 Play audio LinksSentence search for お兄さんSentence search for おにいさんKanji details for 兄Edit in JMdict Noun1. older brother; elder brotherHonorific or respectful (sonkeigo) language, See also 兄さんかれ彼のおにいお兄さんはゆうめい有名なサッカーのせんしゅ選手です。His brother is a famous soccer player.Noun2. young man; buddy; fella; laddieFamiliar language, See also 兄さん, oft. vocative Discussions Log in to talk about this word.