item or commodity for sale, merchandise

Short for ステルスマーケティング (suterusu māketingu).

a technique, technical skill / a means of doing something

to use / to employ / to make use of, to apply / to spend

advertisement, publicity / propaganda

to advertise

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

to use one's head