Ameya-Yokocho (Ameyoko) ★ 4.2
Ameya-Yokocho in Tokyo's Ueno is the post-war black-market street under the JR tracks, 400 stalls of fish, dried goods, spices, takoyaki and cheap clothing.
Tip: Saturday afternoons are dense; weekday mornings are calmer. The dried-fish stalls and the okonomiyaki carts are the local lunch order.