Since his departure from Capcom, game designer and producer Keiji Inafune has lent his likeness to several games.
in Hyperdimension Neptunia mk2 to give advice to the player through the games Chirper system. Inafune also appears as one of Nepgear's abilities, Inafune Brand.
Inafune makes a return appearance in Hyperdimension Neptunia Victory.
Sweet Fuse: At Your Side
Inafune appears as himself in the visual novel Sweet Fuse: At Your Side in which his theme park has been taken over by the villainous Count Hogstein. The player takes control of Saki Inafune, Keiji's fictional niece, in order to surpass Hogstein's obstacles and save the day.