Still not entirely sure how the copyright tags work but I added JJK after noticing that Hina's hand positioning looked eerily similar to Sukuna's DE hand sign, and then seeing some resemblance to other DE hand signs in the other 3. Feel free to correct the tags if I'm wrong.

MergedAmigo said in comment #2616904:

Still not entirely sure how the copyright tags work but I added JJK after noticing that Hina's hand positioning looked eerily similar to Sukuna's DE hand sign, and then seeing some resemblance to other DE hand signs in the other 3. Feel free to correct the tags if I'm wrong.

Its all jjk hand signs