I cleaned up the translation of the first part a bit, and added some more, but I'm going to stop here, at least for now.
I'm hungry...Hakugyokurou at nightYes?It's OK!Come on! Hurry, hurry!One more~It's so late at night... Is this really OK?If you eat late-night snacks, you'll get fat.I understand.I thought, instead of using 100% orange juice, I'd just use 10% and fill the rest up with potato starch to make something you could eat warm.YoumuIsn't the Third Ox Hour(3:00~3:30 AM) our time?I'll see what I can get you.I'm sorry I kept you waiting, Yuyuko-sama.Here you are, please enjoy yourself.Hey, Youmu, what's this?