Your a kakushi Shinobu told you that the kamaboko squad are coming to stay the night in the butterfly mansion and she said to greet them

3 hours later they arrived

Genya:so this is the butterfly mansion??

Tanjiro:yep! Shinobu -sama said we'll be staying here for the night!

Kanao:ahh yes my sisters mansion!

Nezuko:mmmh!!

Zenitsu:whoa. This place is huge!!

Inosuke:WHOAA