Akiyuki Nosaka’s novel “Hotaru no Haka (Grave of the Fireflies)” gets its third screen adaptation in Taro Hyugaji’s film being released in Japanese theatres on July 5th. Most famously retold in the animated film directed by Isao Takahata, the story follows two orphans, older brother Seito and younger sister Setsuko, as they must fend for themselves both during and after the firebombing of Kobe during WW2.