Gantz Minus is described as a "hyper solid action novel". It has 8 chapters plus one extra epilogue. In July 2009, Young Jump published Gantz -8, Life Turned Upside Down. Gantz -7 has also been published. The story takes place before the start of the original Gantz series, and is mostly text. It centers around Ooki, who dies trying to save a kid's life, and ends up in the Gantz room. Upon his arrival, an attractive female, Akari, tries to tell him and everyone else what to expect, so that they will survive. He is the only one of the new people who puts his suit on.