五目野菜そば / Gomoku Yasai Soba / Hanayoshi - Nakano-Sakaue, Tokyo
Shoyu soup is made from chicken carcasses and vegetables, thickened with starch. Only sesame and vegetable oils are used, no animal fats. Roughly half of all customers order the popular Shiitake Soba, the fresh Shiitake sourced from Tochigi Prefecture. Open 20+ years.