This week’s Haneru No Tobira had the guys tackling the challenge of cleaning the floor of a classroom that was increasingly tilting:

They started at a 20-degee incline and worked their way up to an impossible 40-degrees:

Instead of the usual natto/garlic breath punishment from the spider ladies, the losers had putrid cleaning rags wiped on their faces. Having experienced the scent of the such rags first hand as a teacher at Japanese schools, I’d have to say the natto breath is probably a lot better.