Meanings
nounonii-chan (plural onii-chans)
plural onii-chans
- Japanesechildishendearingoftenterm of addressOlder brother
Origin
From Japanese お兄(にい)ちゃん (onii-chan).
Full word history & related roots →Cite this entry
APA
onii-chan. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/onii-chan
MLA
“onii-chan.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/onii-chan. Accessed November 4, 2026.
Chicago
WatkinsX Dictionary, s.v. “onii-chan,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/onii-chan.
Source: onii-chan on Wiktionary, CC BY-SA 4.0.