User blog comment:B214/Volume 23 discussion blog/@comment-31137559-20170318040645/@comment-31137559-20170318152030

That's easily remedied with magic. How do you think she's competing in the tournament? And plus I just checked the Hyoudou Residence page and it confirmed it. If Rossweisse can use magic to allow her to read verses from the Bible, then vampires would have magic that allows them to walk in the daylight. Or some kind of enchanted object.