Kaguya Wants to be Confessed to Official Doujin - Genius's Love Brain Battle - Extra Edition, Kaguya-sama wa Tsugera Setai - Tensai-tachi no Renai Zunousen - Bangai-he, Kaguya-sama wa Tsugera Setai ~ Tensai-tachi no Renai Zunō-sen ~ Bangai-hen, かぐや様は告らせたい ～天才たちの恋愛頭脳戦～ 番外編