Satoru has left girls swooning after his first kendo practice.  Everyone is talking about him, and there's a clamor when they discover that he's living with Makoto.  But at home, his stiff demeanor makes it very awkward.
Yes, I know.
Ja, weiß ich.
Lo sé.
Lo sé.
Oui, je sais.
Sì, lo so.
Sim, eu sei.