Alephtar Games has been making roleplaying games in English, French and Italian since 2007, focusing mostly on percentile dice based games. Revolution D100 is its in-house ruleset, for which it is actively developing new settings and supplements.

The following talented and competent people have participated or will participate in the making of Rise of the Yokai Koku.

Paolo Guccione, writer
Gianni Vacca, Oriental culture consultant
Emanuele Granatello, Japanese language consultant
Kenneth Spencer, editor
Mirko Pellicioni, art director
Daniel Comerci, artist
Colin Driver, cartographer
Angelo Alvisi, community manager