UAM/Marketing Manager — Japanese Market (Yahoo Ads / LINE Ads)

UAM/Marketing Manager — Japanese Market (Yahoo Ads / LINE Ads) Location: Remote (Japan) Company: MCR Media Group About Company: MCR is an international performance-driven company specializing in online IQ tests, brain training platforms, and detailed result reporting. We serve customers primarily in North America, Asia, and Japan, generating millions of monthly user visits through performance marketing across all major channels. Headquartered in Cyprus, MCR operates globally with a focus on innovation and continuous growth. We’re already successfully running and scaling B2C performance marketing campaigns across multiple channels, and we’re looking for a strong native Japanese marketer to fully own and grow our Japan direction. This role combines performance marketing, creative strategy, and market ownership. We’re looking for someone who deeply understands Japanese users, local advertising platforms, and what messaging actually converts in the Japanese market. You’ll be responsible for driving user acquisition primarily through Yahoo Japan Ads and LINE Ads, while shaping the overall marketing approach for Japan. Your Responsibilities: Launch, optimize, and scale campaigns on Yahoo Ads and LINE Ads Develop creative strategy tailored to the Japanese audience (messaging, visuals, tone of voice) Manage and scale advertising budgets while maintaining profitability targets Own campaign performance and growth metrics (Spend volume, CPA / CAC, Conversion rates, Funnel efficiency) Test creatives, landing pages, and audiences with cultural context in mind Analyze performance and identify new growth opportunities What We’re Looking For: Born in Japan and native-level Japanese proficiency is mandatory Deep understanding of Japanese internet culture, consumer behavior, local advertising trends and communication nuances and expectations Hands-on experience with Yahoo Japan Ads and LINE Ads, with at least $30,000 monthly in spend on these platforms English: B1 or higher Proven experience promoting B2C products, Digital products / online services / apps / subscriptions Why Join Us? Career development: A team with proven expertise in B2C performance marketing — real know-how to learn from and room to grow. Real impact: Opportunity to own and build out the Japanese market direction from the ground up. Flexibility: Any work format — full-time, part-time, or project-based — we're open to discussing what works for you. Collaborative environment: Work with a dynamic, innovative team across multiple departments. Competitive Salary Apply To This Job