(formal) first-person singular pronoun: I, me

personal, private / secret

a personal or private matter / selfishness / privacy, secrecy / (women's speech, obsolete) a brother-in-law

Alternative spelling of 私達 (“we; us”)

private; mine

an organism; a life form

Kyūjitai form of 海洋学: oceanography

marine pollution

stairs used in emergencies

state of emergency (unusually difficult or dangerous situation)