I love food trucks! But i wonder how they started? 
I'm not sure. I've actually never eaten from a food truck. I'm too scared I'll get food poisoning.
Food truck
A food truck is a large vehicle equipped to cook and sell food. Some, including ice cream trucks, sell frozen or prepackaged food; others have on-board kitchens and prepare food from scratch. Sandwiches, hamburgers, french fries, and other regional fast food fare is common. In recent years, associated with the pop-up restaurant phenomenon, food trucks offering gourmet cuisine and a variety of specialties and ethnic menus, have become particularly popular. Food trucks, along with portable food booths and food
for their cruel treatment of the Ainu, saying "I'm past eighty, and probably that accounts for it. But I've been told I'm the only foreigner in Japan who can tell the Japanese exactly what I think of them and get away with it."
The Japanese forced the Ainu from their land and forbade them to practice their traditions and culture, Ainu were not allowed to hunt for food, speak Ainu, or obtain an education, being forcefully segregated in small villages. After Japan realised they could