自己 (Jiko) is a Japanese noun meaning “self, oneself”.
Meanings
- noun, adjectival nounself; oneself
Examples
自己を過信してはいけない。
Don't be overconfident.
自己の方針をあくまで守れ。
Keep to your own line.
彼は自己の主義に忠実でいる。
He remains loyal to his principles.
Sentences from Tatoeba (CC BY 2.0 FR).