: CODEX was a major warez group that officially retired in February 2022. This file is one of their later releases for the Railway Empire series.

: The DLC includes two scenarios ("Rising Sun" and "Twisted Paths") and three new maps: All Japan, Central Japan, and Southern Japan.

: Players manage new goods like Sake, Soy Sauce, and Rice . It also introduces a "Great Commute" focus, where passenger transport and city connections are prioritized due to Japan's unique geography. Technical Context of the File