sales promotion; advertising campaign; promotional campaign
Used for a planned marketing or sales push, often limited by season, product, discount, or brand message.
春の割引キャンペーンが今日から始まる。
The spring discount campaign starts today.
They are running a campaign for the new product on social media.
public campaign; movement; drive
Used for organized efforts such as election activity, awareness campaigns, fund-raising drives, recruitment drives, or campaigns for social change.
市は交通安全キャンペーンを行った。
The city held a traffic safety campaign.
学生たちは募金キャンペーンを始めた。
The students started a fund-raising drive.
military campaign
Military-history use for a connected series of operations; in ordinary Japanese, 作戦 or 遠征 may be more natural depending on context.
軍事史の本で、その作戦は「北アフリカ・キャンペーン」と呼ばれていた。
In a military history book, that operation was called the "North Africa Campaign."
They are running a campaign for the new product.
They rolled out a large-scale campaign before the election.
The company launched a large-scale campaign.
Many students took part in the fundraising campaign.
The summer campaign starts next month.
New Year's gift campaign; year-end marketing campaign
poster girl; campaign girl
sales campaign; promotional sale
poster girl; face of a campaign
test campaign
press campaign
spot campaign
poster boy/girl; brand ambassador; campaign character