Question 1

Where is Monkichi?

Accepted Answer

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

Question 2

Which scene of Digimon Adventure tri. Reunion does Monkichi appear in?

Accepted Answer

Monkichi is a real place that appears in Digimon Adventure tri. Reunion.

Question 3

Can I visit Monkichi?

Accepted Answer

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

Question 4

Where was Digimon Adventure tri. Reunion filmed?

Accepted Answer

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