People to bring a lunch to work that is increasing. When you visit a company in the lunchtime foreigners, and handmade bento box lunch my mother, beloved wife to lunch. Lunch healthy that thought about nutritional balance in many cases. "The Day of lunch," which is done in elementary school in Utsunomiya. I do it yourself to pack the children shopping, cooking, the lunch box. Likes and dislikes is eliminated, thanks to the parent would deepen. Ekiben of overheating formula container to be warm just pull the string. I will introduce the development story. Lunch in Japan Cool?