Ohtama has seen 81 bands.

Band Concerts Seen
  Green Day 2 concerts
  Iron Maiden 2 concerts
  Linkin Park 2 concerts
  AASAR 1 concert
  A Day To Remember 1 concert
  Alpha Wolf 1 concert
  Anthrax 1 concert
  Avatar 1 concert
  Avril Lavigne 1 concert
  Basement 1 concert
  Blaze Bayley 1 concert
  Bodysnatcher 1 concert
  Boundaries 1 concert
  Bowie 1 concert
  Bring Me The Horizon 1 concert
  Brutalismus 3000 1 concert
  Bullet for My Valentine 1 concert
  Cannibal Corpse 1 concert
  Cypress Hill 1 concert
  Darkhold 1 concert
  Defeated Sanity 1 concert
  Despite Exile 1 concert
  Distant 1 concert
  Dominique Lamee 1 concert
  Dying Fetus 1 concert