Menpa Lunch Box with Nested ContainerThis round, two tier wappa lunch box offers plenty of space for generous portions. Use one tier for rice and the other for side dishes when carrying it, and after your meal, simply nest the smaller container inside the larger one for compact storage on the way home. The word menpa is a regional term once used by those in the forestry industry to refer to lunch boxes. Traditionally, the lid held side dishes and the main body held ricedesigned to