[Yep, that definitely looks like she's good and asleep. Unfortunately, that's not the most conducive to Ren also getting asleep, considering that, potential reactions aside, it's just plain rude to climb over someone to find another part of the bed to take up. So, it would seem to be time for plan B, also known as the whinier option.
Poking her snout a bit more persistently, he puts on a tone that's so pouty it's clearly at least partially feigned, but decidedly harder to ignore than his initial, gentle approach.] I know you want to sleep, Amaterasu-san, but I want to sleep too and it'd be rude if I didn't ask you to share the bed...
[It's clearly a terrible dilemma requiring immediate attention, or something along those lines. As tempting as it is to use the thought-to-speech messenger, he can probably be more effectively pouty just like this.]
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Poking her snout a bit more persistently, he puts on a tone that's so pouty it's clearly at least partially feigned, but decidedly harder to ignore than his initial, gentle approach.] I know you want to sleep, Amaterasu-san, but I want to sleep too and it'd be rude if I didn't ask you to share the bed...
[It's clearly a terrible dilemma requiring immediate attention, or something along those lines. As tempting as it is to use the thought-to-speech messenger, he can probably be more effectively pouty just like this.]