Japanese Cookbook日本の台所 · The Japanese Kitchen
日本語

Fukagawa Meshi

深川めし

Edo's clam-and-miso rice bowl: asari simmered with negi, ladled over hot rice the way Fukagawa fishermen ate it between tides in the 1800s.

By Japanese Cookbook Kitchen · June 18, 2026

関東 KantōEdo era, 1603–1868

Fukagawa Meshi丼
Prep
15 min
Cook
15 min
Serves
2
Level
Beginner

Edo was a city of fast food. A million people, most of them single men far from home, and a food culture that answered with soba stands, sushi stalls, and rice bowls a working man could finish standing up. Fukagawa meshi is that world in a bowl: clams from the tidal flats at the city's edge, simmered in miso with negi, dumped without ceremony over rice.

The dish belonged to the boatmen and clam-diggers of Fukagawa, and it tastes like its job — briny, hot, sustaining, done in minutes. The whole trick is restraint: clams that barely cook, a broth built partly from their own liquor, and rice that soaks up the rest. Modern Tokyo serves refined versions in lacquer, but the recipe has never needed refinement. It needed a tide schedule.

Today asari clams peak in spring, which makes this an April dish in our kitchen — though the frozen shortcut in the FAQ turns it into a genuinely great fifteen-minute weeknight dinner year-round.

Clams overcook in the time it takes to find your ladle. The moment the last shell opens, the heat goes off — everything after that is theft from the eater.

板前の一言 · A word from the kitchen

Ingredients材料

Serves 2

  • 500 gasari clams in shell — or 150 g shelled clam meat, which is period-correct too
  • 300 mlawase dashi
  • 2 tbspmiso
  • 1 tbspsake
  • 1 tspmirin
  • 2negi or fat scallions, thickly sliced
  • 1 knobfresh ginger, in fine needles
  • 2 bowlshot cooked Japanese rice
  • 1 sheetnori, shredded

Method作り方

  1. Step 1: Purge the clams

    Soak the clams 2 hours in salted water (3%) somewhere dim, then scrub the shells against each other under the tap. A gritty Fukagawa meshi is a ruined one.

  2. Step 2: Steam them open

    Put clams and sake in a lidded pot over medium heat and steam 3 to 4 minutes until they open. Pull the meat from most of the shells, keep a few whole for the bowl, and strain the pot liquor, which is liquid treasure.

  3. Step 3: Make the miso base

    Combine the dashi and the strained clam liquor, bring to a bare simmer with the negi, and cook 2 minutes. Dissolve in the miso and mirin.

  4. Step 4: Return the clams

    Slide the clam meat and ginger in, count to thirty, and kill the heat. The clams are already cooked. They're being warmed and seasoned, nothing more.

  5. Step 5: Pour over rice

    Ladle generously over hot rice so the broth soaks the top layer, top with the whole clams and shredded nori, and eat immediately with a spoon.

道具 · The tools

Equipment

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  • Rice cooker

    炊飯器

    Consistent short-grain rice with zero attention — the one appliance nearly every page here leans on.

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  • Fine sieve / muslin

    こし器

    For straining dashi clear and dusting flour — line it with muslin or paper for the cleanest stock.

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Questions from the kitchen

What was Fukagawa?

A working waterfront district of Edo (today's Kōtō ward, Tokyo), where the Sumida River met the bay and asari clams were dredged by the boatload. Fukagawa meshi was fishermen's fast food — cheap protein over rice, eaten between tides.

Ladled or steamed? I've seen both.

Both are authentic. The fishermen's original (bukkake style, this recipe) pours the clam-miso broth over rice; the takikomi style cooks the rice in the clam liquor. The first is faster and, frankly, more fun to eat.

Can I use frozen or canned clams?

Frozen shelled asari work well. Add them straight to the simmering broth for one minute. Canned clams are the emergency option; use the can juice in place of some dashi and go gently on the miso.

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