They do make a lot of cheap knock off products from everyone else, but this isn't one of them.
The art style is heavily influenced by Japanese anime.
From what I watched, there isn't filler episodes so far. I watched up to episode 5 for the Japanese dub and partly into season 2 on the Chinese dub.
It has comedy, some romance and action. Sorry, Kaori, no mechs. Its not that kind of anime haha. Its not a harlem, or waifu trash either.