Michiko is visibly amused by Kazuma's flusterment. It's a good thing, then, that Katisugo's intervention spares him from further embarrassement.
"I don't think that would be a good idea, Ichimyori-san", Michiko says solemnly. "After all, what would they eat here? Could they even see the food around them, let alone eat and be sustained by it? Maybe their spirits would linger... but it's not a Shinigami's place to decide who is to enter the afterlide and when, is it? Even if they're just insects..."