close friend, bosom buddy / crony, chum

Alternative form of ジェー (jē, “jay”) (name of the letter J, j)

Jay (a hamlet in England) / Jay (a city in Oklahoma) / Jay (a town in Florida) / Jay (a town in Maine) / Jay (a town in New York) / Jay (a town in Vermont)

J-pop

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

(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