Could a programmer anon use the files here https://mega.nz/folder/QUlkQZpD#_YMqdOS0X-jLyqSFrExrhg to assemble a working folder (just having to click on the executable) and re-upload them?
I've been trying to find someone with the know how to make a private server of Kotetsu Senki C21, but after 10 years of trying, aiming for second best will have to do.