I couldn't cook before I moved here. I mean, I made rice balls since my parents weren't home, but usually they left me money for convenience store food... [ He doesn't elaborate, but he doesn't need to, he doesn't think.

It's pretty clear in how poorly the phone call to his parents saying that he'd been staying in Tokyo had gone. Sojiro and Sae had to intervene on that one, and he's still pretty sure he's on thin ice, but "really good grades" and "potential internships with the police" got him pretty far, honestly. ]

I could teach you, or I could just keep cooking for you.