I can’t speak for the poster and I haven’t played that game, but I’ve played other JRPGs.
Here’s a list of some of the things I can enjoy in a game, JRPG or otherwise, that aren’t necessarily story or character related: technical details/neat hacks, novelty, atmosphere, gameplay/battle/magic/weaponsystems, exploration, finding secrets/special items, level design, enemy and boss design and fights, cinematography (framing, contrast, …), immersion, design elements, collecting things, trying to break the game, talking about the game with others, connection and comparison with other games and media, translation, acting, my mental reaction (turning my brain off/lighting it up) …
Here’s a list of some of the things I can enjoy in a game, JRPG or otherwise, that aren’t necessarily story or character related: technical details/neat hacks, novelty, atmosphere, gameplay/battle/magic/weaponsystems, exploration, finding secrets/special items, level design, enemy and boss design and fights, cinematography (framing, contrast, …), immersion, design elements, collecting things, trying to break the game, talking about the game with others, connection and comparison with other games and media, translation, acting, my mental reaction (turning my brain off/lighting it up) …