They definitely don't hate each other, but maybe, just sometimes, they kinda hate each other XD Fokku has more evil in her heart, but Kitsu has the power to be even more chaotic so no one can rest easy!
The Inari is from the Inari Kon Kon Iroha, I watched a lot of fox animes to prepare for this comic and it was on my mind haha. But I don't think a lot of people know it 😅
(by the way, a certain Panko told me to send you this: https://imgur.com/a/UabrZms . I believe it's your halloween wish :] )