Question 1

Where is Omotesando Illumination?

Accepted Answer

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

Question 2

Which scene of Hanasaku Iroha does Omotesando Illumination appear in?

Accepted Answer

Omotesando Illumination appears in OP of Hanasaku Iroha.

Question 3

Can I visit Omotesando Illumination?

Accepted Answer

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

Question 4

Where was Hanasaku Iroha filmed?

Accepted Answer

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