She says, "I am student council president Matsumoto Rise. Nice to meet you." Oh, and I'm science teacher Nishigaki Nana. I'm always looking for new explosion buddies....
What? You're lonely because the second years are away on their school trip? Don't worry, I'll stir up some ruckus for you....
No, I'll make some tea. It's not bad getting a change of pace from my experime---BOOOOM!
I think it cures whatever 
part you touch.
Me parece que cura la parte que toques.
Dicen que te cura la parte que le toques.
Eu acho que te cura na 
parte que você tocar.