Atelier Escha & Logy: Alchemists of the Dusk Sky (エスカ＆ロジーのアトリエ ～黄昏の空の錬金術士～, Esuka & Rojī no Atorie ～Tasogare no Sora no Renkinjutsushi～) is a Japanese role-playing video game developed by Gust Co. Ltd.. Given the project code "A15", it is the 15th game in the official Atelier series.[2] Hidari remains as the character designer and the game runs on the LTGL engine. It was released in Japan on 27 June 2013.

An anime adaptation by Studio Gokumi has been announced and is planned to be released in 2014. This marked the first Atelier series to be adapted into anime.