>>15063973NJPW has storylines. They're just more along the line of traditional storylines, like wrestlers making names for themselves. There is consistency there, unlike AEW. But they're not "let's put on a banger between two guys with no history" as is commonly portrayed. There's a build up to singles matches.
If you want WWE-style storytelling (and there's nothing wrong with that, that's what most Americans are looking for), WWE is the only name in the game.