Welcome Burger
From Detective Conan Wiki
Welcome Burger is a restaurant that is a parody of McDonald's in Detective Conan. Even the logo was similar as the M of Mcdonald's but just put upside down making a W.
Contents
Canon
Bathroom Murder Secret (Manga: Volume 41: File 10 (423), Anime: 340)
It’s where Sohei Dejima and his workers were have it’s food where Sohei Dejima got poisoned by one of the burgers that poisoned Tetsuo Imai. This was before Welcome Burger fully made its debut.
Episode 422
Sonoko got herself and Ran some Welcome Bruger food while waiting in-line for a Sai Brand purse. This was also before Welcome Burger fully made its debut.
Episode 491
It where Ran, Sonoko, Conan and Eisuke went to one where they talk about Eisuke sister.