This week’s round of video game magazine leaks has a feature on Hatsune Miku: Project Diva f that mentioned two more songs in music game. On top of Summer Idol (check out the video here), "Acute" and "Unhappy Refrain" are also in Hatsune Miku: Project Diva f.
"Acute" from Kurousa-P
"Unhappy Refrain" from wowaka
Hatsune Miku: Project Diva f comes out for PlayStation Vita on August 30 with a PlayStation 3 version slated for early 2013.