Several stuff I have conributed to:

Games

2kki

Several ost tracks, and Sprites for Art Gallery and Sands Of Self

Midnight Transmission

Several ost tracks

Black Rain

A map (Rokkakkei Hole Area (added ver 0.007c)), and Several ost tracks

Yume Infinity

Several ost tracks, and part of an image

Music

After What Is Left Of A Memory

direct bandcamp link to the track I made for it