How long does a guest have to take the Shinigami challenge? How many regular bowls of Shinigami and spice are combined into 1 bowl? What do they have to sign? a) 20 minutes; 5 bowls of Shinigami and 5 levels of spice; A waiver form b) 30 minutes; 4 bowls of Shinigami and 4 levels of spice; A waiver form c) 40 minutes; 3 bowls of Shinigami and 3 levels of spice; A disclaimer form d) 50 minutes; 2 bowls of Shinigami and 2 levels of spice; A release form