We will never know as is the case of a lotta shit with the Sonic series. Looking at you Sonic 3. http://info.sonicretro.org/Sonic_Adventure_credits Naoto Ohshima was credited primarily for story in Sonic Adventure and was a supervisor for the 90's Sonic the Hedgehog anime. Given the drastic shift between Sonic Adventure's story and Sonic Adventure 2, safe to say he wasn't a fan.
