Also Montblanc contacted another mission including a Gaikoku bugyo, Takenaka SHIBATA, who was dispatched to France again in 1865, and encouraged the conclusion of a treaty of commerce between Japan and Belgium.
また1865年（慶応元年）に再び派遣された外国奉行柴田剛中らが渡仏した際にも接触し、日本とベルギーとの通商条約締結を勧めた。