Right after KO Century Beast, Satoru Akahori would go on to make Samurai Pizza Cats. Yet another anime involving Mecha and Animal characters. It also had three inept cat characters, just like how KO Century Beast had three stupid heroes.
In one of Ito's other works: Thousand Arms, a cross between RPG and Date Sim for the PS1, go into Meis' room in the beginning of the game. In Meis' room there should be a poster on the wall and try to look at it. Meis will say something along the lines of it's an image of Mei Mar.