close friend, bosom buddy / crony, chum

久保田: a surname / 窪田: a surname

山賊: bandit

(chiefly women's speech) first person singular pronoun: I, me

Sambo, a Russian martial art and combat sport

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

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