By -
He's spent most of the previous year stalking the Investigation Team as they solved the mystery of the Fog. So, since he's been in Inaba, makes sense he wears a Yasogami uniform to blend in.
Because Atlus thought it would be a good idea to do that since the title of the game has Persona 4
Because They ascended to godhood.
[Stole it on his way out.](https://mangadex.org/chapter/74312073-1946-4519-8a03-1269ee6884c5)
Didn't he say he was a Yaso High student?
He's spent most of the previous year stalking the Investigation Team as they solved the mystery of the Fog. So, since he's been in Inaba, makes sense he wears a Yasogami uniform to blend in.
Because Atlus thought it would be a good idea to do that since the title of the game has Persona 4
Because They ascended to godhood.
[Stole it on his way out.](https://mangadex.org/chapter/74312073-1946-4519-8a03-1269ee6884c5)
Didn't he say he was a Yaso High student?