The Frontier Bathhouse Turns Into a Harem: The Overpowered Effects of a Run-Down Hot Spring Deep in the Mountains Make It Super Popular with Female AdventurersHenkyou no Ofuroya-san, Harem ni naru ~Yamaoku ni Arusabireta Onsen no Kounou ga Chiutosugite Onna Bouken-sha ni Daininkina Ken~; 辺境のお風呂屋さん、ハーレムになる～山奥にある寂れた温泉の効能がチートすぎて女冒険者に大人気な件～; The Frontier Bathhouse Turns Into a Harem~ The Old Mountain Hot Spring With Cheat-Level Powers That Female Adventurers Can’t Get Enough Of~; Читерская баня качает статы и влечение; Harem in the middle of nowhere: an abandoned bathhouse in the mountains has become a magnet for beautiful adventurers thanks to a cheater source