Yaki-imo vans and stalls appear as the evenings cool. Pair a warm potato with hot hōjicha, or try kuri (chestnut) sweets in the depachika.
Muslim traveller note: most Japanese cooking uses mirin or sake, and ramen broth is often pork. Use the certified places in section 04, and choose sushi, tempura and tofu dishes elsewhere, asking about dashi and seasonings.