Author: Oku HiroyaLength:Very shortShortMediumLongVery longCh. 93Gantz:ECh. 89GIGANTCh. 85Inu YashikiCh. 4101 (OKU Hiroya)Ch. 28Me-Teru no KimochiCh. 18Gantz:GCh. 383GantzCh. 94HenCh. 1Gantz Origins: Oku Hiroya and SF Movie Stories