Based on what he's thinking, I think this is supposed to ACTUALLY be Kosaku, not Kira wearing Kosaku's face.
Or maybe the joke is that Kira couldn't give a rat's ass about his wife's legs/feet?
Hey! You're getting in the way! Just get to bath already, won't you?He doesn't say a thing even when I'm like this... What a boring guy!With this much salary, I'm really unsure about the future...If I don't get promoted, then how....