http://bhm5koavobq353j54qichcvzr6uhtri6x4bjjy4xkybgvxkzuslzcqid.onion/yuri/res/13594.html
Hinako and Hiori's designs are "pure", as one would expect of a magical girl. But then Shiho's design for instance >>14037 has chains on it that comes from her changing to fit her parents expectations, something thematic. Ao, Kokoro, Rena and Shiho all have this "dark" designs while Hinako and Hiori are different.