User blog comment:Silver-Haired Seireitou/Sake Time with Sei - Alternate Takes on the War/@comment-1493741-20140905151001/@comment-24883778-20140905155532

Oh, PePe-sama~! <3<3<3<3 I can feel your LOVE through my laptop!

In all seriousness though, I believe Kubo created PePe-sama as a comic relief for the Wandenreich :D