Final Fantasy XV's opening theme is memorable for all the right reasons, it definitely sets the scene and the tone of the game. You immediately get that it's a roadtrip tale of brotherhood and friendship. If you look very closely you'll see a subtle nod or two to the past games introductions too.
The opening cinematics in the JRPG's especially during the PlayStation 1 and 2 eras of RPG's became a tradition with many being memorable enough to still make us nostalgic and strike the right emotional chords 20 years later.
Here I have listed some of the more memorable cinematic openings that still have the emotional impact today as they did back then.