As he notes, it’s technically not a “manga” but a “gekiga” (think the difference between a comic book and a graphic novel), but whatever it is, it’s a lot bloodier than Steven Spielberg’s version. The gekiga is listed as “very rare” by number of movie collectors so the chance to read it online is a real treat. Obviously if you don’t speak Japanese you’re probably not reading much here but that doesn’t mean you still can’t enjoy it.
Head over here to check it out for yourself and thanks to Total Film for the heads up.