PC-98 was popular Japaness hardware platform, which became home for many games, including lots of <a href="https://en.wikipedia.org/wiki/D%C5%8Djin">"dōjin"</a> style dating sims and early games of the <a href="https://en.wikipedia.org/wiki/Touhou_Project Touhou">Project</a> franchise. This project is based on sources, published by someone with nickname sawada, who used code of Neko Project II. See <a href="http://sf.net/p/np2android/wiki">project wiki</a> for installation instructions. The latest version won't work on ARMv7 without NEON support. Unlike Japanese version, F-Droid build additionally supports mips and ARMv6.