Here are some old records which aren't in the database. As far as I can tell, these are "sound quiz" records where it plays a song from a NES game, and you try to determine which game it is:
https://www.youtube.com/watch?v=cHL9EmBe8A8
https://www.youtube.com/watch?v=zV6hAzJpRL4
https://www.discogs.com/ja/%E3%81%8B...lease/11482377
A tweet about these sound quiz records is here:
https://twitter.com/hallyvorc/status/963033335688699906