I love this game so much, since i was very young. 26 years ago to be exact. - Raiden, Raiden II, Viper Phase 1, Raiden Fighter, Raiden Fighter JET, Raiden DX, Raiden iii, Raiden iv, Raiden v. i love all the series except the latest one. and my fav is Raiden DX!! the BGM also incredibly、 especially for raiden DX and raiden IV. ありがとうせいぶかいはつとごさとさんとあきらさとさん。