Translation guide
A person who goes door-to-door or approaches people in public to gather opinions, sell something, or solicit support.
Loanword for 'salesman', often used for door-to-door sales. Slightly casual.
あのセールスマンはしつこい。
That canvasser is persistent.
Someone who goes door-to-door or stands in public to solicit votes or support for a candidate or cause.
A person engaged in election campaigning, including door-to-door canvassing.
選挙運動員が一軒一軒回っている。
Canvassers are going door-to-door.
Refers to someone who travels around giving speeches and canvassing for a political candidate. More formal.
遊説員が街頭で演説している。
The canvasser is giving a speech on the street.
Someone who approaches people to ask questions for a survey or poll.
General term for a surveyor or investigator, including those who conduct door-to-door or street surveys.
調査員がアンケートをお願いしてきた。
A canvasser asked me to fill out a questionnaire.
Specifically an interviewer for public opinion polls. More descriptive.
世論調査のインタビュアーが駅前に立っていた。
A canvasser for a public opinion poll was standing in front of the station.
Someone who goes door-to-door to spread religious beliefs or collect donations.
A person who solicits members or donations, often for religious or charitable organizations.
勧誘員が宗教の話をしに来た。
A canvasser came to talk about religion.
Literally 'person collecting donations'. A straightforward description.
寄付を募る人が近所を回っていた。
A canvasser was going around the neighborhood collecting donations.
The English word 'canvasser' covers many roles. In Japanese, you must specify the context (sales, politics, surveys, etc.). Simply saying キャンバサー is not common and may not be understood.