If you are looking for big entire house
1: in Osaka quite place,
2: 3min walk from NISHIKUJO-station,
3: up to 8 guests can stay,
4: easy to access famous Osaka places,
5: easy to access to USJ. It's only 10min by train,
This place is what you are looking for.
Here is a coupon link. If you are not airbnb user now, please make an account from here;)