1993 MASAMUNE SHIROW Ghost In The Shell Poster 27 x 39 Low Print Run. 1000 copies were ran for art show in Spain. These are hard to find and extremely rare! Masanori Ota (, Ota Masanori, born November 23, 1961), better known by his pen name Masamune Shirow (, Shiro Masamune), is a Japanese manga artist. [1] Shirow is best known for the manga Ghost in the Shell, which has since been turned into three theatrical anime films, two anime television series, an anime television film, an anime ONA series, a theatrical live action film, and several video games.