The bottom-left panel reminds me of Itagaki-san's (the mangaka who did Baki) artstyle for some reason.
Sorry, Mister Pants, but that certain membrane you're so fond of just doesn't exist in them.
the hymenAnd in the case of rub-rubbing, the seed paste they excrete from their skin is absorbed by their partner's hides and mixes in that way.The formation of a penipeni also depends on their "power of belief".This is a Reimu who has undergone successful paste fertilization, and has increased the size of her family by her pregnancy....when it's time to reproduce, they begin to think they are sexually differentiated.CHU-!?Now, knowing all that, even though these are typically given the role of mother, their insides are nothing but bean paste, the exact same as their partner's.Depending on the circumstances, the penipeni may come growing out of some very unusual places.Thanks to their "power of belief", the chance of them conceiving is 100%.it ends up all the same with their bean paste mixing together.And then, whether it's by rub-rubbing or refresh!ing,ChucchuAlthough Yukkuri bodies are completely identical, and there is no distinction between a male and a female...