Errors

[Retro64]

https://www.spriters-resource.com/genesi...ssics3in1/ This game's called Sonic Compilation in Europe
https://www.spriters-resource.com/master...onicchaos/ The Master System version of Sonic Chaos was only released in Europe
https://www.spriters-resource.com/master...hedgehog2/ The Master System of Sonic 2 was also only released in PAL regions.
https://www.spriters-resource.com/ninten...malforest/ Animal Forest is JPN only but I think it might have been on the iQue player, the decision to add the JPN tag is up to you. (Edit: it was released on the iQue player, hope that helps your decision)
https://www.spriters-resource.com/snes/wariowood/ The SNES version of Wario's Woods is JPN only, since it had two releases on the satellaview it had a different name for each broadcasting appearance:
Wario no Mori Bakushō Bājon/Wario's Woods: Bakushou Version and Wario no Mori: Futatabi/Wario's Woods: Again

edit: The crossed out ones are not errors please only look at the games in bold