Okinawa Prefecture, Japan — Ryukyu Kingdom culinary tradition
Okinawan cuisine (Ryukyuan cuisine in its classical form) stands apart from mainland Japanese food in profound ways: heavy use of pork (every part — rafute braised belly, mimiga pig ear, tebichi trotters, churaumi sea pork); abundant use of bitter gourd (goya); distinctive stir-fry culture (champuru, meaning 'mixed together'); minimal use of raw fish compared to mainland Japan; heavy use of tofu (including island tofu, shimadofu, which is firmer and denser than mainland varieties); turmeric (ukon) as daily health tonic; and the traditional claim that Okinawa's dietary practices contribute to the world's highest longevity rates (though modern Okinawa has diverged from this tradition). The cuisine reflects 500 years as the Ryukyu Kingdom — a regional trading hub absorbing Chinese, Southeast Asian, and Japanese influences simultaneously.
Bold, robust, pork-forward with pleasant bitterness from goya; awamori brings earthy depth to braised dishes; turmeric adds warmth; distinctly different from mainland Japan's delicacy
Pork is the cornerstone protein — every part used, long-braised with awamori, miso, and soy; champuru is a cooking method not a specific dish — stir-fry technique applied to available seasonal ingredients; goya (bitter melon) is the signature vegetable, its bitterness balanced with tofu and egg in goya champuru; Okinawan dashi uses katsuobushi and konbu like mainland Japan but often with less refinement, prioritising robust flavour.
Salt goya slices and squeeze firmly before cooking to reduce (not eliminate) bitterness; rafute is braised 3–4 hours until pork skin is gelatinous and almost melting; shimadofu (island tofu) can be approximated by pressing regular firm tofu under weights for 30 minutes before cooking; Okinawa soba is not buckwheat — it is a pork-broth wheat noodle soup using soki (spare rib) or tebichi as topping.
Treating Okinawan cuisine as a subset of Japanese cuisine rather than a distinct cultural tradition; over-neutralising goya's bitterness (some bitterness is essential and intentional); using mainland Japanese-style soft tofu instead of firm shimadofu in champuru (soft tofu breaks during stir-frying); confusing rafute (Okinawan pork belly) with kakuni (mainland pork belly) — rafute uses awamori and has different flavour profile.
The Japanese Kitchen — Hiroko Shimbo