The game bundle is being released digitally in Japan for PlayStation Vita but has an English language option included. "Ninja Usagimaru: Two Tails of Adventure" is a set containing "Ninja Usagimaru: The Gem of Blessings" and "Ninja Usagimaru: The Mysterious Karakuri Castle" on PSVita. It's an action puzzle game where the player controls the main character, Usagimaru, in order to rescue the captured villagers from various gimmicks using the rocks and items.