Japan (Tokyo pioneered tori paitan ramen genre; widespread adoption 2010s nationwide)
Tori paitan (鶏白湯) is the chicken counterpart to tonkotsu — a thick, opaque, intensely rich white broth made by boiling chicken carcasses and feet at a rolling boil for 3–6 hours to emulsify the collagen, bone marrow, and fat into a cream-coloured, velvety consistency. The technique mirrors tonkotsu in its use of vigorous boiling as the emulsification mechanism — a gentle simmer would produce clear chicken stock, while continuous turbulent heat creates the characteristic white opacity through collagen breakdown and fat dispersion. Premium tori paitan uses whole chickens including heads and feet for maximum collagen, often supplemented with chicken wings for added gelatin. The resulting broth is seasoned with shio (salt) tare or light soy, and paired with straight medium-gauge noodles. Regional variant hakata tori paitan emphasises extreme richness; Tokyo-style tori paitan often incorporates gyokai (dried fish/shellfish) elements alongside the chicken base. Specialty shops in Tokyo's ramen scene (particularly Siberia ramen lineage) pioneered this style. Tori paitan is simultaneously more approachable for diners avoiding pork and more technically demanding in broth construction than standard clear chicken ramen.
Rich, velvety, creamy chicken with deep gelatin mouthfeel; clean poultry sweetness; pairs with shio or light shoyu tare and straight noodles
{"Continuous rolling boil required for emulsification — gentle simmer produces clear broth, not white","Chicken feet and carcasses essential for high collagen yield — skin and cartilage contribute significantly","3–6 hour boil depending on volume; over-boiling past 8 hours produces bitter, degraded flavour","Shio or light shoyu tare preserves the clean white colour; dark soy destroys visual identity","Skim foam thoroughly in first 30 minutes — blood proteins cloud and bitter the finished broth"}
{"Blanch chicken bones 3 minutes in boiling water, rinse thoroughly before long boil","Add a small piece of ginger and few green onion tops — absorbs off-notes without masking chicken","For extra richness: blend a portion of the cooked chicken meat back into the broth before straining","Tori paitan + yuzu kosho tare is a particularly sophisticated flavour combination"}
{"Simmering at low heat hoping for white broth — only vigorous boil emulsifies fat and collagen","Using only chicken breast meat — no collagen; feet, carcass, and wing tips essential","Over-seasoning with dark soy — tori paitan's white colour is its defining aesthetic","Insufficient initial blanching of bones — blood proteins create off-flavours in finished broth"}
Ivan Ramen — Ivan Orkin; Rice, Noodle, Fish — Matt Goulding