
Quick answer — Toshiyuki Oomori worked on School Rumble 2nd Term (Music), School Rumble (Music), Amagami SS+ plus (Music) and 5 more anime.
Toshiyuki Oomori worked on School Rumble 2nd Term (Music), School Rumble (Music), Amagami SS+ plus (Music), Amagami SS (Music), School Rumble Third Term (Music), Solty Rei (Music), This Ugly Yet Beautiful World (Music), Lunar Legend Tsukihime (Music).