Bonk 's Adventure is released for NEC 's TurboGrafx - 16 .
Is the first US appearance of Bonk 's Adventure , the mascot of the TurboGrafx - 16 .
Bonk 's Adventure is released for NEC 's TurboGrafx - 16 and is the first US appearance of Bonk , the mascot of the TurboGrafx - 16 .