Kombu (kelp) seaweed is an essential ingredient in the Japanese diet. It is used to make the savory dashi stock that underpins all Japanese cuisine. It's also cooked in many dishes to add essential minerals and umami.
Featured is the old castle town of Makabe, located in the foothills of Mt. Tsukuba. About 300 traditional storefronts, warehouses, and gates remain, as well as the original street plan from 400 years ago. The Hina Doll Festival is held there annually.