グラスホッパー・マニファクチュア
is an adventure visual novel video game developed by Grasshopper Manufacture and published by ASCII Entertainment for the PlayStation in 1999. It was directed, designed and co-written by Goichi Suda. A remastered version was released digitally by Grasshopper Manufacture worldwide for Windows and macOS in 2016, while a port, a physical release, for the PlayStation 4 was released by NIS America in 2017; a Japanese release of the PlayStation 4 version was released in March 2018 by Nippon Ichi Software. A Linux port was released in August 2017. A port for the Nintendo DS was also in development, but never released due to Suda's dissatisfaction with the final product.