Boucicaut is in the Quartier Lyonnais , at the Court of Fontaine in Genshin Impact. That merchant is the Damoville Purveyor Manager.

Location

  • Area: Court of Fontaine
  • Sub-area: Quartier Lyonnais
  • Role: Damoville Purveyor Manager

Quick note

A walkthrough video also places Boucicaut at the souvenir shop in Fontaine.

If you want, I can also give the fastest route from the nearest waypoint.