Genryu's Blade was first posted on Newgrounds back in 2000. This is the remastered version, back on Newgrounds where it first started.
Story: Genryu's Shino, an assassin who decided to retire and lead a normal life has one small problem; the Yakuza see his actions as an act of betrayal and now wants him dead. The Yakuza Boss places a 100 million dollar bounty on his head and his mysterious dragon blade. Now Genryu's must once again kill but not for money, survival.