@jy1235689 people have fetishes for eeeeverything. But, im not sure if this is technically transexual. Considering how the brother acts; especially while transformed, it's probably closer to transgender.
@JavelinJoe hmmm. I might be able to shed a little light here. I'm trans myself, and Hina does not fit the standard of a boy with GID (gender identity disorder). If anything, I feel more like Hina is somehow a... 'reverse-trans'. Not that that makes much sense, since that'd make him a cis? Or...