I got my hands on a lossy rip of Ushio to Tora - Vocal Collection. Much of the music was produced by Shiro Sagisu and Kei Wakakusa. Also, I'm still looking for the "Original Album" and OST II.

USHIO TO TORA VOCAL COLLECTION - Shiro Sagisu, Kei Wakakusa & Various Artists


MP3 128-214kbps VBR

Tracklist
1. 獣の槍 - Kemono no Yari
2. Dear My Best Friend
3. 英雄不要論序説 - Eiy� Hy�ron Jyosetsu
4. 獣を見たよ - Kemono wo mita yo
5. ブギ・ウギ・モンスター - Boogie Woogie Monster
6. パンドラの箱 - Pandora no Hako
7. サイレンスの下で� - Silence no shita de...
8. 悲しみの逆襲 - Kanashimi no Gyakush
9. 妖怪退治心得マーチ - Y�kai taiji Kokoroe Matchi
10. 幻になるまで - Maboroshi ni naru made
11. 誰かがおまえを狙ってる - Dareka ga omae o neratsutteru
12. Resurrection - Tenshi-tachi no fukatsu
13. 風と雪の化身 - Fusetsu no Kesshin
14. 勇気のファイター - Yuuki no Fighter

Mediafire (http://www.mediafire.com/download/qc28y48y292tdh5/UTVC.zip)