Nagasaki, Japan — created at Shikairō restaurant by Chen Biaochen (Chinese/Fujianese) circa 1899; national spread through the mid-20th century
Champon (Nagasaki-style noodle soup) is one of Japan's most distinctive regional noodle traditions — a thick, milky pork-and-seafood broth loaded with vegetables and seafood, served over thick wheat noodles. The dish was created in the late 19th century at Shikairō restaurant in Nagasaki's Chinatown by Chen Biaochen, a Chinese restaurateur from Fujian province who wanted to provide an affordable, nutritious meal for Chinese students in the city. Nagasaki's position as Japan's primary gateway for foreign trade during the Edo period had already created the country's most cosmopolitan food culture; champon represents the confluence of Chinese cooking technique (the wok-fried approach to the vegetables and protein, then simmered in broth) with Japanese ingredient preferences. The champon broth is distinctive: a milky, rich blend of pork bone and chicken stock that resembles a lighter version of tonkotsu but is separately and distinctly made, with a specific pork-and-chicken dual-stock character. The vegetables and protein (pork belly, squid, shrimp, clams, fish cake, vegetables including bean sprouts, cabbage, and carrot) are wok-fried with lard first, then broth is added and the mixture simmered — the wok-frying step creates caramelised flavour in the ingredients before they enter the soup. The final bowl is topped with a thick layer of noodles and the entire stir-fried topping mixture.
Champon has a distinctive rich, milky depth from its dual-stock base — the pork and chicken create a more complex savoury character than either alone — with the wok-fried vegetables and seafood contributing caramelised complexity to what would otherwise be a simmered broth.
Wok-frying the protein and vegetables with lard before adding broth creates the characteristic caramelised-savoury flavour that distinguishes champon from simply boiled ingredients in broth. The broth must be made from both pork bones and chicken — the dual-protein stock creates complexity neither alone achieves. Noodles are added to the bowl and the entire stir-fried topping mixture poured over — the noodles cook briefly in the hot topping rather than being pre-cooked.
For home champon: make the broth by simmering pork trotters and chicken carcasses together for 4–6 hours; season moderately. For the topping: heat a wok to very high heat, add lard, wok-fry the protein and vegetables in sequence (dense vegetables first, seafood last), then pour in the broth and bring to a boil. Place uncooked fresh champon noodles in the bowl and pour the entire hot mixture over — the residual heat cooks the noodles. Champon noodles are thick, slightly springy wheat noodles; substitute with fresh udon if unavailable. The dish was served with sara-udon (the same ingredients pan-fried with thin crispy noodles) at the same restaurant — the two preparations demonstrate the Chinese-Japanese culinary bridge that defines Nagasaki food culture.
Skipping the wok-frying step and simmering everything directly in broth — this produces a flat, undifferentiated flavour without the depth of caramelisation. Using water instead of lard for the wok frying — the lard's specific fat contributes to the richness and connects to the pork in the broth. Single-protein stock (chicken or pork alone) lacks the complexity of the traditional dual-stock.
Japanese Farm Food — Nancy Singleton Hachisu