Question 1

Where is Kairikiya?

Accepted Answer

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

Question 2

Which scene of You and I Are Polar Opposites Season 2 does Kairikiya appear in?

Accepted Answer

Kairikiya appears in EP7 of You and I Are Polar Opposites Season 2.

Question 3

Can I visit Kairikiya?

Accepted Answer

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

Question 4

Where was You and I Are Polar Opposites Season 2 filmed?

Accepted Answer

Anime and manga are not filmed the way live action is. Their backgrounds are painted from photographs of real locations, and Kairikiya is one of those real places (EP7).