The answer is here Did you pass the test?
Below are the characters' names, go quiz your friends~
From Left to right, top to bottum:
Hatsune Miku (The Vampire)
Twin Turbo (Umamusume: Pretty Derby)
Hatsune Miku: Empty SEKAI Ver. (HATSUNE MIKU: COLORFUL STAGE! )
BRS (BLACK★ROCK SHOOTER)
Hatsune Miku (Dropkick on My Devil!)
Ene/Takane Enomoto (Kagerou Project )
Kagami Hiiragi (Lucky Star)
Farfetch'd (Pokémon)
Hatsune Miku ("Blue Archive" Collab)
#IsThisMiku