Here are the cover USTs I've made.

Cagayake GIRLS- K-ON! 
Tsubasa wo Kudasai- Ballad version for 2 singers- K-ON!
God Knows... -The Melancholy of Haruhi Suzumiya
Fushizen Na Girl- Perfume 
Credens Justiam- Kalafina (I think, I know it's from Madoka)
Hold, Release,  Rakshasa and Carcasses- Hachi
The Promise- Final Fantasy XIII
Laser Beam- Perfume
Hoshikuzu no Ring- Corpse Party Opening
Be Alright- Ariana Grande

Here are some that I'm working on/plan to work on.

The Boys (JP)- Girls' Generation
Diver- NICO Touches the Walls (From Naruto Shippuuden)
Moshimo- Daisuke (From Naruto Shippuuden)
Aggressive Cinderella
Dead! by My Chemical Romance (JP lyrics by me)

Requested USTs

Magic of Love- Perfume
FAKE IT- Perfume
Polyrhythm- Perfume
LoveDroid- mathru ft. GumiLaika-xi-on ft. Hatsune Miku
-->unfinished--> accel world ed - kotoko
Ene's Cyber Journey - Jin ft. Miku
i'm your diva - miku
Headbanger- Babymetal
Only my Railgun- fripSide
Cat Food
Promise- Kohmi Hirose 
Tonari ni... - Azusa Miura from The Idolm@ster
Megitsune by BabyMetal

Jekyll and Hyde by Hatsune Miku and IA

45-minutes lover