How to say "sponsor" in Japanese
Choosing the right word
- nounThe usual loanword for a sponsor, especially a company or broadcaster funding a program, event, or activity. It covers both commercial sponsorship and, in contexts like broadcasting, the underwriter of a show.
- 世話人せわにんnounA person who takes care of arrangements or looks after participants, such as the organizer of a reunion or meeting. It is not the ordinary word for a commercial sponsor, though it can gloss one who manages affairs for others.
- 保証人ほしょうにんnounA guarantor: someone who takes responsibility for another person's debts or conduct, for example on a lease. Use this only when 'sponsor' means a financial or legal guarantor, not a patron of an event.
- 後ろ盾うしろだてnounA backer or patron standing behind someone, viewed figuratively as protection or support. It suits contexts where a powerful person or organization implicitly supports you, rather than a named funding arrangement.
Use 「スポンサー」 for a financial or commercial backer, 世話人 for a person who arranges or looks after an event or group, 保証人 for someone vouching financially or legally, and 「後ろ盾」 for a powerful backer described figuratively.
Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only
Japanese equivalents
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