a personal or private matter / (by extension) selfishness

(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

山: a mountain / 山: climax, payoff, denouement

矢間: a surname / 夜摩: Yama, the Buddhist ruler of Hell; another name for 閻魔 (Enma)

山西: Yamanishi, a Japanese surname

turning point, climax, peak