Um... the average adult male's rate of growth is...

On average is 25 to 43 percent...

So if Sensei's... size... is around here...

Then... when he does it, it's around this size...?

Yuuka-chan?

What are you doing?

A measuring stick? What are you using it for?

You're mistaken, Noa! This is for something else, so!

What am I mistaken about?

That's...