The fourth debut and a genuinely innocent mahjong-chan's more energetic figure is released challenge! From mahjong-chan to hentai name-chan, you can see the first 3P in real JK uniforms and the scene of incontinence that was leaked without being able to withstand with a large number of rotors, from orthodox idols to opening doors to the new world! The benefits video is a work that fans can not miss by entering the PV of the original song "prism" written down for Mahjong!