Ever since that day, he was given the nickname "Zashiki-warashi's grandson" and it stuck.

Seems that she is a 'ship-girl' still on active duty? Or something like that...

Are you boys his friends?

That person is not my sister or anything like that...

I'm going to bring out some tea so make yourselves at home!

I'm sorry, but he's not home at the moment... Feel free to come in and wait for him inside!

I'm sure he will be back soon, so...

*Rattling door sounds*

Kimono...? ...Ahh...

Wot?

Gran-

I don't have one though...? I have always been the only child...

Big sis?

Huh? You guys are here already?

Oh my?