剣よ、かく語りき～剣と魔法の異世界に転生したのに実は文明が現代レベルだった件 (Ken yo, kaku katariki ~ Ken to mahō no isekai ni tensei shita noni jitsu wa bunmei ga gendai reberu datta ken) Sword, Speak Thus – That Time I was Reincarnated into a World of Sword and Sorcery, but…