Yeah! I hope you don't mind a rebug full of recs.
He's been continually active since the PC-88 days, mainly producing music for Jaleco and Success. You can reference vgmdb and mobygames and get a not-very-exhaustive idea of his works.
OSTs to check out include:
Dragon Seeds (PS1, 1998)
The Dark Spire (NDS, 2008)
Superlative Night Dreams: Cotton Fantasy / Cotton Rock'n'Roll (PS4, 2021)
And most recently, his track off FM VERTEX III
one note on the Pro ni Naru Mahjong DS soundtrack: Arakawa & co. were doing the throwback faux-FM thing on DS a year and change before Etrian Odyssey and Yuzo Koshiro made it cool!