Regional Food Japan by Prefecture: What to Eat Where — The Ultimate Guide to Japan’s Local Specialties

Japan is not one cuisine. It’s forty-seven.

That’s something most first-time visitors don’t fully grasp until they board a shinkansen in Tokyo and step off in Sendai three hours later to find an entirely different food universe — one built around thick-tongued beef tongue, zunda mochi made from edamame, and a style of miso that doesn’t exist anywhere else in the country. Understanding regional food Japan by prefecture what to eat where is, without exaggeration, the single most transformative thing you can learn before your trip.

I’ve lived in Japan for fifteen years, and I still plan entire trips around a single regional dish I haven’t tried in its hometown. The Japanese do too — there’s even a word for it: tabiaruki (食べ歩き), literally “eating while walking,” but culturally meaning a journey whose primary purpose is food. This guide is your roadmap for doing exactly that, covering every major region, the seasonal peaks that make each dish extraordinary, and the practical knowledge you need to eat like someone who actually lives here.

Why Regional Food in Japan Is Unlike Anywhere Else in the World

Japan’s obsession with regional food identity runs deep — far deeper than, say, the difference between New York pizza and Chicago deep dish. Every prefecture, and often every city within a prefecture, fiercely maintains its own meibutsu (名物, famous local product) and kyodo ryori (郷土料理, local cuisine). This isn’t just marketing. It’s the product of centuries of feudal isolation, wildly different microclimates across the archipelago, and a cultural philosophy that the best ingredients shouldn’t travel — you should come to them.

The Historical Roots

During the Edo period (1603–1868), Japan’s 300+ feudal domains developed largely independent food cultures. The Tokugawa shogunate’s policy of sankin-kotai — requiring lords to alternate residency between their domains and Edo (Tokyo) — actually reinforced regional pride, as lords brought their local specialties to the capital as prestige items. Meanwhile, Buddhist vegetarian traditions, proximity to different ocean currents, variations in rice cultivation, and even local water mineral content shaped radically different flavor profiles from north to south.

What Makes It Authentic

Authenticity in Japanese regional cuisine comes down to three pillars:

Terroir (風土, fudo): The specific local ingredients — the water, the soil, the microclimate. Sanuki udon from Kagawa uses local wheat and the mineral-rich water of the Sanuki plain. It literally tastes different made elsewhere.
Technique passed through generations: Many regional dishes involve preparation methods that have been refined over centuries in a specific locale. Hida-Takayama’s mitarashi dango uses a soy glaze recipe that differs from town to town.
The unbroken chain of local consumption: A dish is truly regional when the people who live there eat it regularly, not just when tourists visit. In Nagoya, locals genuinely eat miso katsu for lunch on a Tuesday. In Osaka, takoyaki is genuinely a Tuesday-night home snack.

Regional Food Japan by Prefecture: What to Eat Where — A Complete Regional Breakdown

Hokkaido — The Northern Frontier of Flavor

Hokkaido is Japan’s larder: dairy, seafood, lamb, corn, melon, and potatoes all thrive in its cool climate.

Sapporo: Miso ramen (rich, butter-and-corn topped), soup curry (a uniquely Sapporo invention from the 1970s — a thin, spiced curry broth with large vegetable chunks), and Genghis Khan (jingisukan) — grilled lamb on a dome-shaped grill. The Susukino entertainment district and Ramen Yokocho alley are ground zero.
Hakodate: Shio (salt-based) ramen with a clear, delicate broth, and the famous Hakodate Morning Market for uni (sea urchin), ikura (salmon roe), and crab served over rice as kaisendon.
Asahikawa: Soy sauce-based ramen with a lard seal on the broth to keep it hot through brutal winters.
Obihiro: Butadon (pork rice bowl) with thick-cut pork grilled over charcoal and lacquered with a sweet soy glaze.
Seasonal peak: Sea urchin is best from June through August. Crab season peaks November through March. Yubari melon hits in late June to July.

Local tip: At Hakodate Morning Market, arrive by 6:00 AM. By 8:00 AM, the best uni is already claimed. Also, many stalls let you pick a live squid from the tank and eat it as sashimi within 60 seconds — the tentacles still move. It’s called ikizukuri and it’s a Hakodate rite of passage.

Tohoku (Aomori, Iwate, Miyagi, Akita, Yamagata, Fukushima) — Soul-Warming Rustic Cuisine

The cold, mountainous northeast produces hearty, deeply flavored food.

Aomori: Apple everything (Aomori produces nearly 60% of Japan’s apples), and ichigoni — a luxurious clear soup of sea urchin and abalone that locals eat on special occasions.
Iwate: Wanko soba — the legendary “bottomless soba” experience where servers continuously toss small portions of buckwheat noodles into your bowl until you slam the lid shut. Also, jajamen (a miso-meat noodle dish influenced by Chinese zhajiangmian) and reimen (cold noodles).
Miyagi (Sendai): Gyutan (grilled beef tongue), served sliced thick, grilled over charcoal, with barley rice and oxtail soup. The area around Sendai Station’s 3rd floor — Gyutan Street — concentrates the best options in one corridor. Also: zunda mochi (pounded rice cakes with sweet edamame paste), best in late summer when the soybeans are freshest.
Akita: Kiritanpo nabe — a hot pot featuring pounded rice molded around cedar sticks, then grilled and simmered with chicken, burdock root, and mushrooms in a rich broth. Peak season is autumn through winter (October–February). Inaniwa udon, one of Japan’s three great udon styles — thin, flat, silky smooth.
Yamagata: Japan’s top producer of cherries (peak: mid-June), and home to imoni — a taro and beef stew cooked in massive pots at riverside imoni-kai festivals every September.
Fukushima: Kitakata ramen — flat, curly noodles in a soy-pork broth, from a small city that has the highest per-capita number of ramen shops in Japan. Locals eat it for breakfast.

Local tip: In Kitakata, follow the locals and eat ramen before 10 AM. The practice is called asa-ra (morning ramen), and the shops that serve it open as early as 7:00 AM. The broth has been simmering all night and is at its deepest at dawn.

Kanto (Tokyo, Kanagawa, Chiba, Saitama, Gunma, Tochigi, Ibaraki) — The Capital Region

Tokyo is actually a showcase for every regional cuisine in Japan, but it has its own identity too.

Tokyo: Monjayaki in Tsukishima district (runnier, crispier cousin of okonomiyaki), Edomae sushi (the original nigiri sushi, using Tokyo Bay-influenced techniques of aging and marinating fish), and deep-fried tempura in the Nihonbashi style with sesame oil.
Kanagawa (Yokohama): Iekei ramen — a thick, pork-bone-and-soy hybrid style born in Yokohama. The area around Yokohama Station’s west side is packed with options. Also: Chinatown in Yokohama for shumai dumplings and Chinese-Japanese fusion.
Chiba: Namerou — a fisherman’s dish of raw horse mackerel minced with miso, ginger, and shiso. Eaten along the Boso Peninsula coast.
Gunma: Okkirikomi — flat, wide noodles simmered in a hearty vegetable and mushroom broth. Pure mountain comfort food.
Tochigi (Utsunomiya): Gyoza capital of Japan. The city takes this title seriously — there’s a gyoza statue in front of the station. Expect pan-fried, crispy-bottomed dumplings with a thinner wrapper than Chinese-style.
Ibaraki: Natto (fermented soybeans) from Mito. The stickiest, most pungent variety. Visit the Mito area in late autumn when fresh soybean harvest produces the most aromatic batches.

Local tip: In Tsukishima’s Monja Street, the servers at most restaurants will cook for you if you ask — monjayaki technique is genuinely tricky and locals know tourists struggle. Don’t be shy about asking “tsukutte moraemasu ka?” (Can you make it for us?).

Chubu (Niigata, Nagano, Aichi, Shizuoka, Ishikawa, Toyama, Fukui, Yamanashi, Gifu)

This sprawling central region bridges east and west Japan and contains staggering food diversity.

Niigata: The undisputed king of rice. Koshihikari rice from Uonuma is considered Japan’s finest. Pair it with hegisoba (buckwheat noodles bound with seaweed, arranged in beautiful bundles) and some of Japan’s best sake — the Niigata Sake no Jin festival in March features 500+ varieties.
Nagano: Shinshu soba (buckwheat noodles from high-altitude buckwheat), oyaki (stuffed dumplings with fillings like nozawana pickles and pumpkin, grilled and steamed), basashi (raw horse meat sashimi), and insect cuisine — yes, inago (grasshopper) tsukudani is a genuine Nagano specialty.
Aichi (Nagoya): A unique food culture so distinct it has its own name — Nagoya meshi. Key dishes: miso katsu (tonkatsu smothered in thick, sweet hatcho miso sauce), hitsumabushi (grilled eel eaten three ways — plain, with condiments, and in tea broth), tebasaki (crispy chicken wings), kishimen (flat udon noodles), and the morning service culture (morning set) where a coffee order automatically comes with toast, eggs, and salad. The area around Nagoya Station and the Osu shopping district are prime eating zones.
Shizuoka: Unagi (freshwater eel) from Hamamatsu — the rival to Nagoya’s eel supremacy. Sakura ebi (tiny pink shrimp) from Suruga Bay, only caught here, best in spring (March–June). Shizuoka oden — dark-broth oden served on skewers with fish-powder topping, found at yatai stalls throughout the city.
Ishikawa (Kanazawa): Omicho Market is your destination for nodoguro (blackthroat seaperch, an incredibly fatty, rich white fish), kani (snow crab, November–March), and kaisendon. Kanazawa’s Higashi Chaya district offers refined wagashi (traditional sweets) alongside tea.
Toyama: Buri (yellowtail) in winter — the Toyama Bay catch of buri is considered the best in Japan, especially from December through February. Also: shiro-ebi (white shrimp), a Toyama-only delicacy, and masu-zushi (pressed trout sushi, sold as an ekiben at Toyama Station).
Fukui: Echizen crab — the most prized snow crab in Japan, with a yellow tag to prove authenticity. Season runs November through March.
Gifu (Takayama): Hida beef, one of Japan’s top three wagyu brands. Eat it as steak, in sushi form (grilled and served on rice with a blowtorch), or grilled on a skewer from street vendors along the charming Sanmachi Suji old town. Also: hoba miso — miso paste grilled on a magnolia leaf with mushrooms and green onions.
Yamanashi: Hoto noodles — thick, flat noodles in a hearty miso-based stew with kabocha pumpkin, best on cold days with a view of Mount Fuji.

Local tip: In Kanazawa, skip the heavily touristed ground floor of Omicho Market and head to the second-floor restaurants, where the same seafood is prepared as proper meals at surprisingly reasonable prices. Ask for nodoguro shioyaki (salt-grilled blackthroat seaperch) — it’s life-changing.

Kansai (Osaka, Kyoto, Hyogo, Nara, Wakayama, Mie, Shiga)

The heartland of Japanese food culture. If Tokyo is Japan’s brain, Kansai is its stomach.

Osaka: Self-proclaimed “nation’s kitchen” (tenka no daidokoro). Takoyaki (octopus balls) in the Dotonbori and Shinsekai districts. Okonomiyaki (savory pancakes). Kushikatsu (deep-fried skewers) in Shinsekai — rule one: never double-dip in the communal sauce. Also: kitsune udon (with sweet fried tofu), and the B-grade gourmet gem negiyaki (green onion-focused okonomiyaki). The areas around Namba, Shinsekai, and Tenjinbashi-suji are food paradises.
Kyoto: Kaiseki ryori (multi-course haute cuisine reflecting the seasons), tofu ryori (especially yudofu — hot-pot tofu — in the Nanzenji temple area), matcha everything in Uji, tsukemono (Kyoto pickles, especially senmaizuke turnip pickles in winter), and yatsuhashi (cinnamon-rice-flour sweets). Nishiki Market is the essential food walk. The kaiseki experience peaks during the autumn foliage season (mid-November) when chefs compose dishes that mirror the red and gold leaves.
Hyogo (Kobe): Kobe beef — the most famous wagyu in the world. Eat it in the Kitano or Sannomiya districts. Authentic Kobe beef restaurants will display a certificate with the cattle’s 10-digit ID number. Also: akashiyaki in Akashi — the egg-heavy, dashi-dipped predecessor to takoyaki.
Nara: Kakinoha-zushi (sushi wrapped in persimmon leaves, a preservation technique from the mountains), and kuzu (arrowroot) sweets and noodles.
Mie: Ise-ebi (Japanese spiny lobster, best October–April), tekone-zushi (hand-mixed bonito sushi) near Ise Grand Shrine, and Matsusaka beef — some argue it surpasses even Kobe beef in marbling. Eat in the Matsusaka city area for the best prices.
Wakayama: Wakayama ramen (soy-pork broth, ordered at shops where you grab hayazushi — quick mackerel sushi — from the counter to eat alongside). Also: umeboshi (pickled plums) from Minabe, the best in Japan.
Shiga: Funazushi — Japan’s oldest form of sushi, fermented crucian carp from Lake Biwa. It’s pungent, complex, and utterly unlike modern sushi. An acquired taste, but a genuine window into ancient Japanese food culture.

Local tip: In Osaka, the best takoyaki is not at the famous tourist-magnet shops with 90-minute lines in Dotonbori. Walk ten minutes in any direction and find the neighborhood takoyaki stand with no line and no English menu. It’ll be better and cost ¥400 instead of ¥700.

Chugoku (Hiroshima, Okayama, Shimane, Tottori, Yamaguchi)

Hiroshima: Hiroshima-style okonomiyaki — layered (not mixed) with noodles, cabbage, and egg. The Okonomimura building near Hatchobori concentrates dozens of stalls on multiple floors. Also: oysters from Miyajima, best from November through February — eat them grilled at the stands along the approach to Itsukushima Shrine.
Okayama: Barazushi (scattered sushi in a bowl with colorful toppings), and the white peaches (July–August) are among the sweetest fruit you’ll ever eat. Kibi dango (millet dumplings) are the regional souvenir.
Shimane (Izumo): Izumo soba — round, dark buckwheat noodles served in stacking lacquer boxes called warigo, topped with grated daikon and a sweet soy broth. Eat this near Izumo Taisha Grand Shrine.
Tottori: Matsuba crab (November–March) and rakkyo (pickled shallots). Tottori has the fewest people but possibly the best crab-to-person ratio in Japan.
Yamaguchi: Fugu (pufferfish) — while famous in Osaka, the actual capital of fugu is Shimonoseki in Yamaguchi. They call it fuku (fortune) instead of fugu. Best from October through March. The Karato Market’s weekend sushi market lets you try fugu sashimi for a fraction of restaurant prices.

Shikoku (Kagawa, Tokushima, Ehime, Kochi)

Kagawa: The udon prefecture. Sanuki udon is the region’s identity — thick, incredibly chewy noodles in a simple dashi broth. Self-service udon shops charge as little as ¥200–300 per bowl. The entire prefecture is essentially an udon pilgrimage route. Visit multiple shops in a day — locals call this udon meguri (udon touring).
Tokushima: Tokushima ramen — a pork-bone-and-soy-sauce broth topped with a raw egg and sweet pork belly. Also: sudachi citrus, used on everything from sashimi to beer.
Ehime: Taimeshi (sea bream rice) in two styles — Matsuyama style (cooked with the rice) and Uwajima style (raw, served with egg and dashi over rice). Mikan (mandarin oranges) from December through February.
Kochi: Katsuo no tataki — bonito seared over straw flame, sliced thick, and served with garlic, ginger, and myoga. The Hirome Market in Kochi City is an indoor food court/izakaya complex where locals and visitors sit elbow-to-elbow eating bonito and drinking. Kochi has the highest per-capita alcohol consumption in Japan, and the drinking culture is part of the food experience.

Local tip: In Kagawa, the best udon shops look like sheds. If there’s no sign in English, no parking lot, and the building looks like it might collapse — the udon inside is probably transcendent. Arrive before 11 AM because many shops close when the dough runs out, often by 1 PM.

Kyushu (Fukuoka, Saga, Nagasaki, Kumamoto, Oita, Miyazaki, Kagoshima)

Fukuoka: Hakata tonkotsu ramen — the milky, pork-bone ramen that conquered the world. The yatai (outdoor food stalls) along the Naka River and near Tenjin are essential nighttime eating experiences. Order kaedama (noodle refill, ¥100–150) and specify your noodle firmness: barikata (very firm) is the local preference. Also: mentaiko (spicy pollock roe), which Fukuoka claims as its own — eat it on rice, in onigiri, or stuffed in lotus root and fried.
Saga: Yobuko squid (ikizukuri, served still moving), and Saga beef — an underrated wagyu.
Nagasaki: Champon (a thick noodle soup loaded with pork, seafood, and vegetables, born from Chinese-Japanese fusion), castella sponge cake (a 400-year-old Portuguese legacy), and Turkish rice (toruko raisu) — a plate of pilaf, spaghetti, and tonkatsu that makes no geographical sense but tastes incredible.
Kumamoto: Basashi (horse meat sashimi, served with sweet soy sauce and ginger), karashi renkon (lotus root stuffed with spicy mustard and deep-fried), and Kumamoto ramen (garlic-oil-topped tonkotsu).
Oita: Toriten (chicken tempura — Oita’s obsession), and the onsen-steamed cuisine of Beppu — jigoku mushi (hell-steaming), where you steam vegetables, seafood, and eggs using natural hot spring vapor.
Miyazaki: Chicken nanban (fried chicken with vinegar and tartar sauce, invented here), mango (the premium “Taiyo no Tamago” variety ripens in April–June, with single fruits selling for thousands of yen), and charcoal-grilled chicken from Miyazaki’s jidori (local breed).
Kagoshima: Kurobuta (Berkshire black pork) tonkatsu and shabu-shabu, kibinago (silver-stripe herring sashimi arranged in chrysanthemum flower patterns), and shirokuma — a towering shaved ice dessert with fruit and condensed milk, perfect in the subtropical summer heat.

Local tip: At Fukuoka’s yatai stalls, solo diners are completely welcome — in fact, it’s often easier to get a seat alone than in a group. Yatai seat maybe eight to ten people. Arrive around 8 PM on weekdays for the best chance of sitting down quickly.

Okinawa — A Cuisine Apart

Okinawan food is so distinct it’s practically a different country’s cuisine, reflecting centuries of Ryukyu Kingdom independence and strong Chinese and Southeast Asian influences.

Must-eat dishes: Goya champuru (bitter melon stir-fry with tofu, pork, and egg), soki soba (pork-rib noodle soup — not actually soba, but wheat noodles in a pork-bonito broth), rafute (braised pork belly in awamori liquor and brown sugar), taco rice (exactly what it sounds like — Tex-Mex taco filling over rice, born from the American military presence), and umibudo (sea grapes that pop in your mouth).
Where to eat: Makishi Public Market in Naha’s Kokusai Street area — buy seafood downstairs, have it cooked upstairs. The Sakurazaka and Tsuboya neighborhoods offer more local, less touristy options.
Drink: Awamori, Okinawa’s indigenous spirit distilled from Thai rice. Orion Beer is the local brew.

Seasonal note: Okinawa’s food is available year-round, but the subtropical climate means summer (June–September) brings the best tropical fruit, while winter (December–February) is actually the most pleasant time to visit — mild weather, fewer typhoons, and whale watching season as a bonus.

Best Time to Visit for Regional Food by Season

Spring (March–May)

Sakura ebi in Shizuoka (March–June)
Takenoko (bamboo shoots) in Kyoto (April)
Firefly squid (hotaru-ika) in Toyama Bay (March–May)
Cherry viewing bento everywhere — hanami dango and seasonal wagashi peak
Niigata Sake no Jin festival (mid-March)

Summer (June–August)

Uni in Hokkaido (June–August)
Hamo (pike conger) in Kyoto — the essential Gion Festival food (July)
Shaved ice (kakigori) nationwide, but Nara’s Housekibako and similar artisan shops are worth queuing for
White peaches in Okayama (July–August)
Unagi — traditionally eaten on Doyo no Ushi no Hi (midsummer, late July) for stamina

Autumn (September–November)

Matsutake mushrooms (September–October) — the king of Japanese mushrooms, best in Kyoto and Nagano
Sanma (pacific saury) nationwide — peak in October, grilled with daikon
Snow crab season opens (November) in Fukui, Tottori, Ishikawa
Imoni festivals in Yamagata (September)
New rice (shinmai) season — fresh-harvest rice from Niigata and other producing regions is noticeably sweeter (September–October)

Winter (December–February)

Fugu season peaks (December–February)
Crab throughout the Sea of Japan coast
Buri (yellowtail) in Toyama
Nabe (hot pot) season everywhere — each region has its own style
Strawberry season begins (December) — Tochigi’s Tochiotome and Fukuoka’s Amaou are top varieties
Osechi ryori (New Year’s food) — a once-a-year experience if you’re here December 31–January 3

How to Order Regional Food: A Practical Guide for First-Timers

Essential Ordering Knowledge

Look for the word “meibutsu” (名物) or “meisan” (名産) on menus and signs — these flag the local specialty.
Plastic food displays (sampuru) outside restaurants are your best friend. Point at what you want. No one will judge you.
Ticket machines (kenbaiki): Many ramen shops, udon shops, and casual restaurants use vending machines at the entrance. Insert money, press the button for your dish, hand the ticket to the staff. The top-left button is usually the most popular item.
“Osusume wa nan desu ka?" (What do you recommend?) — This single phrase will serve you incredibly well. Staff will point you to the regional specialty almost every time.
Seasonal menus are often written on paper and taped to the wall, in Japanese only. Ask “kisetsu no osusume wa?” (What’s the seasonal recommendation?).
Allergies: Learn to say “___ arerugi ga arimasu” (I have a ___ allergy). Common: ebi (shrimp), tamago (egg), komugi (wheat), soba (buckwheat), nyuseihin (dairy), rakkase (peanut).

Etiquette That Matters

Slurping noodles is correct and expected. It cools the noodles and aerates the broth.
Don’t tip. Ever. It’s confusing and occasionally offensive.
Say “itadakimasu” before eating and “gochisousama deshita” when finished. Even attempting these will visibly warm your hosts.
At kushikatsu shops in Osaka: do not double-dip in the shared sauce. Use the communal cabbage to scoop extra sauce to your plate.

Price Guide: What Regional Food Costs in Japan

Budget (¥300–¥1,000 per dish)

Sanuki udon in Kagawa: ¥200–500
Takoyaki in Osaka: ¥400–600
Gyoza set in Utsunomiya: ¥300–500
Ramen (any region): ¥700–1,000
Onigiri with mentaiko at a convenience store: ¥150–250

Mid-Range (¥1,000–¥3,000 per meal)

Gyutan set meal in Sendai: ¥1,500–2,500
Hitsumabushi in Nagoya: ¥2,500–3,500
Kaisendon in Hakodate or Kanazawa: ¥1,800–3,000
Hiroshima okonomiyaki: ¥900–1,500
Champon in Nagasaki: ¥900–1,200

Splurge (¥5,000–¥30,000+)

Kobe beef dinner: ¥8,000–25,000
Full fugu course in Shimonoseki: ¥8,000–20,000
Kaiseki dinner in Kyoto: ¥15,000–40,000
Echizen crab full course: ¥15,000–30,000
Edomae sushi omakase in Tokyo: ¥15,000–50,000+

Money-saving tip: Department store basement food halls (depachika) are the great equalizer. You can try premium regional food — wagyu, sushi, seasonal wagashi — as takeaway at a fraction of sit-down restaurant prices. Every major city station has one.

Nearby Sights to Combine with Your Food Trip

The beauty of eating regionally in Japan is that the food destinations are the sightseeing destinations. Here are the best combinations:

Kanazawa: Omicho Market seafood → Kenrokuen Garden (one of Japan’s top three gardens) → Higashi Chaya geisha district for wagashi and tea → 21st Century Museum of Contemporary Art
Hiroshima: Okonomimura lunch → Peace Memorial Park → Ferry to Miyajima for grilled oysters and the floating torii gate
Takayama: Morning market street food → Sanmachi Suji old town with Hida beef skewers → Takayama Festival floats exhibition hall → Day trip to Shirakawa-go UNESCO villages
Kagawa: Udon pilgrimage → Ritsurin Garden (a stunning daimyo garden) → Naoshima Island art museums
Fukuoka: Dazaifu Tenmangu shrine visit → Hakata ramen lunch → Canal City shopping → Yatai dinner along the river at sunset
Kyoto + Uji: Nishiki Market morning → temple visits → afternoon matcha in Uji → kaiseki dinner
Kochi: Chikurinji Temple on the Shikoku Pilgrimage → Hirome Market katsuo lunch → Shimanto River (Japan’s last clear stream)

Getting There and Around Japan’s Regional Food Destinations

The Japan Rail Pass Advantage

A JR Pass (7, 14, or 21 days) transforms Japan’s regional food into an affordable buffet. The shinkansen connects Tokyo to:

Sendai: 1.5 hours (gyutan)
Niigata: 2 hours (rice and sake)
Kanazawa: 2.5 hours (seafood)
Nagoya: 1 hour 40 minutes (Nagoya meshi)
Kyoto/Osaka: 2 hours 15 minutes (kaiseki/street food)
Hiroshima: 4 hours (okonomiyaki and oysters)
Hakata (Fukuoka): 5 hours (tonkotsu ramen)

For Hokkaido, Shikoku, and deeper Kyushu destinations, consider regional JR passes which are often more economical than the full national pass.

Getting to Harder-to-Reach Food Destinations

Kagawa (udon): Fly to Takamatsu or take JR from Okayama across the Seto Ohashi Bridge (1 hour)
Okinawa: Fly from major cities (2.5 hours from Tokyo, 2 hours from Osaka)
Tottori (crab): JR Limited Express

Japan's Regional Food Guide: What to Eat by Prefecture