This is the free version of Hanafuda KOI KOI.Pleased send us your error case with the information as follows Device Name, App version Detailed info (eg. Error messages. when you encounter the errors.) if possible.it will help us to solve bugs.??? ======================================================================= ???(Android 4.0.1?4) seems have a problem about loading native code if your Android version is above mentiond versions, please update it to the latest version.or uninstall this app once, then reinstall it again.(this way has to delete save data though.)??? ======================================================================= ???