Sanuki Udon — Kagawa's Chewy Perfection (讃岐うどん)

Sanuki Province (Kagawa Prefecture), Shikoku, Japan. Udon arrived from China and was developed in Kagawa with local spring wheat and water. The modern Sanuki udon culture was catalysed by the 1980s 'udon boom' when food writers documented Kagawa's extraordinary udon shop density.

Sanuki udon (from Sanuki Province, now Kagawa Prefecture on Shikoku) is Japan's most celebrated udon style — thick, square-edged, and famous for its extreme chewiness (koshi) and smooth, silky surface. Kagawa Prefecture is sometimes called 'udon prefecture' — with over 700 udon shops for a population under 1 million, the highest udon-shop density in Japan. The Sanuki style is defined by its noodle (not its broth) — the same noodle appears in different preparations (kake udon with hot dashi broth, cold zaru udon with dipping sauce, kamaage udon from the cooking water, and釜玉 kamatama with raw egg). The noodle-first philosophy contrasts with other udon traditions where broth is primary.

• Regional pasta identity so strong that the local style defines a prefecture/region's food culture; Kagawa and udon, Puglia and orecchiette → Orecchiette / Hand-shaped pasta Italian
• Different technique (pulling vs rolling) but the same obsession with noodle texture — gluten development methodology diverges but the prioritisation of chew is shared → Lamian (hand-pulled noodles) Chinese

Sanuki udon's appeal is primarily textural — the koshi (chewiness) is the flavour event. The noodle's thick, springy resistance followed by clean, satisfying yield is what devotees seek. The flavour is wheat-forward and clean, providing the canvas for broth or sauce. In kamatama (hot noodle with raw egg), the egg's richness coats the noodle and creates the simplest possible preparation that showcases the noodle's quality.