[ He should, but especially in this moment he wouldn't dream of it - ] What, come on?! You can't call someone that much older than you a dork!

[ Even if he was. And even if he was her dork. He seems to start at this, but his expression is strange - he doesn't stop smiling in that big, goofy way. He sounds offended, sure, but he doesn't pull off looking or feeling offended in the least, in any tangible or visible way ]

I love you, I love you, I love you, I love you, Junko!

[ There! He said it one more time than her now. Because this is a context and... and it's making up for all sorts of time he's waited to hear her say it and to say it himself. The feeling that connects them is something magical to him. ]