Chiba feeds Tokyo: 80% of Japan's peanuts, the country's biggest soy sauce vats at Noda, Kujukuri sardines and Tokyo Bay clams. Three days of unaju eel houses, morning fish markets and 300-year-old sake breweries, all within an hour of the capital.
Chiba's working wholesale market on the bay handles Tokyo Bay anago, hamaguri clams and Kujukuri sardines. Free public guided tours run weekday mornings from 05:30 by reservation; the market shops and cafeteria open to walk-ins from around 09:00, closed Sundays and Wednesdays.
The Chiba-Minato waterfront eateries serve kaisen-don built on the morning's market haul — Tokyo Bay anago simmered in tsume sauce, raw hamaguri clams, and local kohada. Most kitchens run 11:00-14:00 for lunch sets before an evening break.
Chiba Prefecture grows roughly 80% of Japan's peanuts, and the Nakamura and Yachimata-brand shops near Chiba Station sell them boiled (yude-rakkasei), roasted in the shell, and as peanut miso and peanut soft-serve. Open daily 10:00-19:00.
The lanes west of Chiba Station pack standing bars and yakitori counters serving Chiba-brewed sake by the glass alongside namero — the local Boso fisherman's dish of horse mackerel minced with miso and ginger on the chopping board.
Noda has brewed soy sauce since 1661 and Kikkoman's free factory tour walks you through the koji rooms and cedar moromi vats. Tours 09:00-16:00, reservation required, closed Mondays and the 4th Friday. Ends with fresh-pressed nama-shoyu tasting.
The streets around the old Noda breweries keep a cluster of rice-cracker makers grilling senbei over charcoal and brushing them with local shoyu to order. The smell of caramelising soy carries a block; most stalls trade 10:00-17:00.
Iinuma Honke has brewed sake in Chiba since 1723 and runs a shop-and-cafe in its converted thatched brewery house, pouring flights of Kinoene junmai alongside sake-lees ice cream. Open 10:00-17:00, tastings without reservation.
Evening service on the harbour runs to Boso-peninsula plates: hamaguri clams grilled in the shell over binchotan, deep-fried iwashi (sardine) from Kujukuri, and sashimi moriawase cut from the day's bay catch, with Chiba sake by the masu.
Choshi lands more fish by volume than any other port in Japan. The Wosse 21 market hall beside the wharf opens 09:30 daily with sashimi counters, dried-fish stalls and grilled kinme-dai skewers eaten standing at the back tables.
The Boso coast has two ramen dialects: Choshi's fish-broth tsuke-men and Katsuura's tantanmen, a chilli-oil pork-and-onion soup invented to warm divers coming out of cold water. Shops trade 11:00 until the pot runs dry.
Chiba's roadside stations sell what the prefecture grows: Kujukuri clams, Tomiura loquats, Yachimata peanuts and Narita sweet potatoes, plus grilled-clam stands and soft-serve made with local milk. Open 09:00-18:00 daily.
The convention-district bars behind Makuhari Messe pour Chiba craft beer — Kokuryo and Choshi Beer among them — alongside late-night yakitori aimed at trade-show crowds, with counters running past midnight on event nights.