Hatsune Miku is wearing her Agitation module above. This Hatsune Miku: Project Diva f module was designed by Nagimiso.SYS who also made General and Bad Boy modules for "Unhappy Refrain."
Players can choose which other Vocaloids sing with you as guest characters in Hatsune Miku: Project Diva f. Additional guest character modules can be purchased in the game’s shop.
"Acute" and "Summer Idol" are also confirmed for Hatsune Miku: Project Diva f.
Ichiyou Moka made the Innocent (Miku), Guilty (Kaito), and Amour (Luka) modules.