singer

next week

a debut / (by extension) getting started

to make a debut, to come out for the first time

the week after next

he / distal demonstrative, something far off removed from both speaker and listener: that / boyfriend

distal demonstrative, something far off removed from both speaker and listener: that, yon / particularly, male personal third person pronoun: he / by extension from he: boyfriend

he; boyfriend

Misspelling of 再来週.

(slang) remaking oneself to be conspicuous (more social, etc.) upon entering high school