Noodles ── Udon
Sanuki Udon
Firm, chewy wheat noodles from Kagawa, the udon prefecture
Kagawa's udon is said to trace back to noodle-making methods Kukai brought home from Tang China. Known for a firm bite and a clear dried-sardine broth, many shops let diners boil their own noodles at self-service counters.
- Origin: Kagawa Ayagawa (Takinomiya)
- About 550 km west of Tokyo
Lineage
What it's made of
The dough is nothing more than wheat flour, water, and salt, but that simplicity is the point: the first thing you notice is a firm, springy bite that pushes back against the teeth. The surface runs smooth, and the wheat's own sweetness builds slowly as you keep chewing. A clear broth made from iriko (dried sardines) follows with its salt and umami, and a scattering of scallion and ginger closes out the bowl. In a plain kake udon, the noodle itself is the main event.
How it's made
Salted water is worked into the flour, then the dough is trodden underfoot and folded over and over, growing more supple with every round, to tighten its structure. After resting, it's cut into even strands and boiled in plenty of water. Freshly lifted from the pot it's kamaage; rinsed in cold water it's zaru; ladled with broth it's kake — Sanuki style keeps the same noodle and simply changes how it's served.
Why it took this shape
One story credits the monk Kukai with bringing the technique home from Tang China, though that's impossible to confirm. What's certain is that Kagawa gets only about 60% of Japan's average rainfall, dry land better suited to wheat and salt than to rice paddies. The same sunny, low-rain climate that favored salt fields also supports anchovy fisheries just offshore, the source of iriko. Firm wheat noodles, clear iriko broth, a confident hit of salt — the whole dish reads as an answer to a thirsty stretch of coastline.
Before you go
- How to read a ticket machineShops that use a ticket machine (shokken-ki) often place their most popular items in a similar spot.
- Foods to look for in summerA guide to foods often seen in Japan around summer — eel on the Day of the Ox, hiyashi chuka, somen, shaved ice, edamame with beer, and hamo — with rough pointers for finding them.
- What staff say, and how to respondCommon set phrases you'll hear at restaurants, with what they mean and what to do when you hear them. You don't need to memorize them — just recognizing them is enough.
Dishes in the same style
- Bukkake UdonUdon boiled and chilled in cold water, then doused directly with a concentrated sauce. Scallion and grated daikon go on top, and mixing everything together boldly is said to be the standard way of eating it. A hot version, using warm broth instead, is also said to exist.
- Chikara UdonKake udon topped with a piece of grilled mochi. The name is said to trace to mochi's reputation as a food that "gives you strength," carrying more calories than plain rice. In the Kinki region it is also called kachin udon, from okachin, an old courtly word for mochi.
Ingredients and dishes from this land
Contrast
- Banshu Tenobe SomenA document held at Ikaruga-ji temple in Taishi records the word 'saumen' in an entry dated 1418, the oldest known reference to somen in Hyogo. In the Edo period the Ryuno domain formally licensed and encouraged the trade, built on locally grown wheat, the clear Ibo River, and salt from Ako.
- Teuchi UdonUdon whose dough is kneaded from wheat flour and salt water, trodden underfoot to build strength, then cut by hand with a knife. Repeating the cycle of treading, rolling, and folding is said to develop the gluten network that gives the noodle its firm bite and spring. It is served as a fresh, uncooked-and-boiled noodle at its base.
Uses
- Iriko MeshiRice is cooked with dried-sardine stock made from the fish heads, along with the sardine meat, carrot, daikon, and taro. An everyday dish centered on the Seiban region around Ibukijima, an island famed for producing this dried-sardine stock.
- Toshiake UdonWhite udon is topped with red ingredients — pickled plum, salmon roe, red ginger, and more — and eaten by January 15th, a newer noodle custom. Started by a Sanuki udon promotion group, drawing on the old belief that thick, long noodles bring long life.
Also from Kagawa
- Aji no SanbaiAji (horse mackerel) is grilled until lightly charred, then steeped in a three-part vinegar dressing sharpened with chili and ginger. The vinegar is said to soften the bones enough to eat whole, and the dish has long served as a summer festival accompaniment to drinks around the Seto Inland Sea.
- Anmochi ZoniA New Year zoni made by simmering daikon, kintoki carrot, and a round rice cake filled with sweet red bean paste in dried-sardine broth, finished with white miso. Said to have begun as a once-a-year treat using sugar, once a costly commodity in the Edo period.
- Ebi Miso JiruSmall shell-on shrimp are pureed with rice rinse water, then simmered with white miso and tofu. Served as part of the roughly 300-year-old sacred sake festival at Uga Shrine in Toyonaka, Mitoyo, where it has long accompanied the shrine's home-brewed doburoku.
- Hage DangoFreshly milled new-wheat dumplings are coated in a simple red-bean paste. Traditionally made around Hangeshō, the early-July turning point when the rains break, as thanks for the season's farm work, and offered to household gods before the family eats.
- Ikanago shoyuA fish sauce fermented from sand lance and salt for six months or more, mainly produced in the Aji district of Takamatsu, Kagawa. It is said to have disappeared for a time before local volunteers revived production around 1998, and it is counted among Japan's three great fish sauces.
- ImotakoOctopus from the Seto Inland Sea and taro are simmered together in a simple seasoned broth. Once reserved for New Year and wedding feasts, it is said to have become an everyday side dish today.