If they are hybrids maybe Haru has shinto powers and Ame has buddhist powers but has never used them because he is a shinto priest. Also they can't be Seimen half souls because in this chapter they showed Haru becoming Seimen five years ago to protect Ame and their cousin from a yokai
If they are hybrids maybe Haru has shinto powers and Ame has buddhist powers but has never used them because he is a shinto priest.
Also they can't be Seimen half souls because in this chapter they showed Haru becoming Seimen five years ago to protect Ame and their cousin from a yokai