(Internet slang, video editing) blue screen

(Internet slang) Abbreviation of ブルーバック.

(social media, marketing) influencer

famous, renowned, well-known, celebrated / having a name, named

fame, renown

be famous for ~

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

blue (color) / blue (sad, depressed)