Question 1

Where is Roppongi Hills?

Accepted Answer

Roppongi Hills is in Minato, Tokyo, Japan. You can see its exact position from the map coordinates and the Street View link.

Question 2

Which scene of Jujutsu Kaisen does Roppongi Hills appear in?

Accepted Answer

Roppongi Hills appears in OP of Jujutsu Kaisen.

Question 3

Can I visit Roppongi Hills?

Accepted Answer

Yes. Roppongi Hills is a real place you can visit. Check what it looks like on Street View before you go.

Question 4

Where was Jujutsu Kaisen filmed?

Accepted Answer

Anime and manga are not filmed the way live action is. Their backgrounds are painted from photographs of real locations, and Roppongi Hills is one of those real places (OP).