>>130234353>>1302377434kids employed a group of composers at a company called Rave Music. They handled the BGM, as well as the vocal material for all their shows. As a media composer myself, I am forever, FOREVER salty, that 20 years ago, there was a moment in time, where an artist could walk into a building, and write music for Pokemon, Yugioh, One Piece, Kirby, Sonic, and the Teenage Mutant Ninja Turtles, all as your day job.
I'm friends with some of the few current westerners who've worked on anime music, and even now, that output is staggering compared to those who've clawed their way tooth and nail into an industry with that objective directly in mind.