Here is a blog-style post that explores what this file represents, why it is popular in the gaming community, and the cultural appeal of "Undub" projects.
: For many, the "best" way to play a JRPG is with the original audio and translated subtitles, much like watching subbed anime. A Note on Legacy RF4-(UNDUB)-CIA-RF-Ziperto.part1.rar
: The Japanese version of RF4 features industry legends like Kouki Uchiyama (Lest) and Saori Hayami (Pico). Here is a blog-style post that explores what
The Best of Both Worlds: Why Fans Love "Undubs" like Rune Factory 4 The Best of Both Worlds: Why Fans Love
: The file format used for installing games on a Nintendo 3DS system (via custom firmware like Luma3DS).
While the original 3DS version required these fan-made CIA files to get Japanese audio, modern gamers have it much easier. The remastered , available on Switch and PC, includes dual-audio as an official feature!