Santa Koyomi-chanLet's deliver the present to Saeki-san!Ritsuka-chan's house is big, isn't it?You can sneak in through the window.That's no good!
Then we'd be like thieves!Using the chimney is the same thing...It's Santa.
I brought you a present.Now it's just a regular courier service, Koyomi-chan!Big problem!
There's no chimney!Apologies for the late hour.Ah, thank you very much...Sousai Shoujo Activity DiaryOh!