Unless you can define what you mean by character design, dialogue and themes, then I'm afraid I'm still at a lost to what you constitute as a western style game.
Characters don't look Japanese or Asian. Dialogue feels Western, use of idioms, casual talk (depending of Western country). The setting is in places in the West.
I am talking about when a game makes you feel: "I'd say this game was made by a Western developer, it doesn't feel like something you are used to coming from Japan and their culture."
Nintendo is selling their IPs to Microsoft and this is true because: