When Vietnamese students and others in Japan began to form an anti-French movement organization and started its campaign, French government cracked down on them in different ways, which included putting their relatives in prison and interfering with money transfers.
やがて日本にいる留学生らが反仏運動の結社を組織し活動しだすと、フランス側は留学生の親族を投獄し、送金を妨害するなどして弾圧を行った。