Takao was using side-tie panties, making the garterbelt countermeasure useless. Sado only needed to untie and steal away the prize.
So a case of defeating the purpose then
Admiral, I can put this box down here, right?Chance!Your panties are mine!Fufu...
I say to you... nuts!Whaaaa!?You won't be taking them so eas-I have garters on my panties today!!When you've got string panties onthere's no point!