Files with dkd extension can be mainly found as Karaoke files from programs/devices popular in Asia.
There is one other file type using
the DKD file extension!
.dkd - Submarine Titans battle map
DKD file extension - Karaoke music
What is dkd file? How to open dkd files?
File type specification:
The dkd file extension is associated with Karaoke format used on some multimedia devices like JBK Karaoke Player device (also including DVD/CDG/DivX playback).
This file format is common mainly in Asia.