Question 1

Where is Roasting Laboratory?

Accepted Answer

Roasting Laboratory is in Toyohashi, Aichi Prefecture, Japan. You can see its exact position from the map coordinates and the Street View link.

Question 2

Which scene of Makeine: Too Many Losing Heroines! does Roasting Laboratory appear in?

Accepted Answer

Roasting Laboratory appears in EP8 of Makeine: Too Many Losing Heroines!.

Question 3

Can I visit Roasting Laboratory?

Accepted Answer

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

Question 4

Where was Makeine: Too Many Losing Heroines! filmed?

Accepted Answer

Anime and manga are not filmed the way live action is. Their backgrounds are painted from photographs of real locations, and Roasting Laboratory is one of those real places (EP8).