Neji lifted an amused eyebrow with a glance toward Obito's hair like he might catch any wavy hints of the braids that had dressed it before. He knew about Hinata's strange fondness of braids, had suffered through enough of it in his younger years.

"Fortunately, Hinata-sama has a younger sister now," he said mildly. That and he hadn't been at the Hyuuga compound much until recently.

But he flicked his eyes toward the indicated shelf with a hum. He wasn't looking up basics per se, but if Obito thinks they'd be worth a look, there'd be no harm in at least skimming them for useful information.

"I'll look into it, thank you." Then with a tip of his head, "Don't let me keep you from your research, Hokage-sama."