noun, noun which may take the genitive case particle 'no'
Refers to one's own person or identity. Often used in compounds and formal contexts; in casual speech, 自分 is more common for 'oneself'.
自己紹介をしてください。
Please introduce yourself.
彼は自己の利益だけを考えている。
He thinks only of his own interests.
He established his sense of self through studying abroad.
She sacrificed herself for her family.
It's important to have quiet time to reflect on oneself.
Athletes always need to control themselves.
self-image
narcissism; self-love