Complex sentence: Beer can be purchased at a wide variety of outlets, including supermarkets, convenience stores and kiosks at train stations and can be consumed virtually anywhere but Japan has very strict laws against operating a motor vehicle or riding a bicycle after or during the consumption of alcohol.
Split into simpler sentences: Beer can be purchased at a wide variety of outlets, including supermarkets, convenience stores and kiosks at train stations and can be consumed virtually anywhere. However, Japan has very strict laws against operating a motor vehicle or riding a bicycle after or during the consumption of alcohol.