Arashi knew what it was like to do something because your family wanted you to and being pushed to do so. He wants to be a ninja without a doubt, but the forceful training that he went through was something he didn't like. He also knew that things could be dangerous if you didn't put your all into something. Pull back just a little and you'd be sure as dead. He lost distant cousins that way in battle. He definitely didn't want that to happen to one of his classmates.

"Just don't hesitate out there. Alright, Mia? I'd hate for you to die for not giving it your all. I'd hate for any of you all to die. Hopefully one day you'll be able to retire and open up your shop." He had only been paying attention to Mia and wasn't aware of anyone staring at him.