Wonder of U is the Stand of Tooru, featured in the eighth part of the Jojo no Kimyou na Bouken series, JoJolion. It is a sentient Stand that acts as the director of TG University Hospital using the name Akefu Satoru, impersonating the identity of a retired medical professional. It is capable of causing a calamity to anyone who pursues or works against it or its user.
Wonder of U is an artificial humanoidStand with robotic features. It has a large torso but thin, tubular arms, with several articulations on its arms and waist.
It wears a dark-colored bowler hat and a black suit, along with a lightly colored scarf with a pattern of irregular dash-shaped slits cut into it. It also wears dress shoes and uses a cane to walk.
Once it is revealed that Akefu Satoru and Wonder of U are the same entity, Wonder of U keeps Akefu Satoru's outfit and accessories. However, it displays the hospital director's face less often to Mamezuku Rai and Higashikata Josuke.
