Caduceus Japan is the Japanese counterpart of Caduceus USA . Not much is known about them.

In Trauma Center: New Blood , Dr. Stiles and Angie Thompson are mentioned to be from Caduceus Japan, when in the other games, they are said to be from Caduceus USA . This is a localization inconsistency, although Derek and Angie's transfer is hinted at at the end of UtK2 .