Ads Marketing Manager, Japan

About this role

About the team

OpenAI is building the next generation of advertising for an AI-powered world. As AI changes how people discover information, explore possibilities, and make decisions, we believe this presents a huge opportunity for businesses to connect with customers in new ways.

The Ads Marketing team is building this opportunity from the ground up. We define how businesses discover OpenAI’s advertising platform, become successful advertisers, and grow their investment over time. Working closely with Product, Ads Engineering, Data Science, and Sales, we combine customer insight, rigorous experimentation, and fast execution to turn early opportunities into scalable growth.

About the role

As Japan Ads Marketing Manager, you will help build OpenAI’s advertising business in Japan, with a primary focus on growing small and medium-sized advertisers. This is a hands-on, zero-to-one opportunity to establish the programs, agency engagement, and local marketing approaches that will shape our growth in Japan.

You will own the market’s SMB growth strategy and revenue outcomes across acquisition, activation, retention, and expansion—translating a deep understanding of Japanese businesses into programs that help advertisers succeed. You will also partner with Sales and global marketing teams to support large-advertiser engagement through events, activations, and coordinated market initiatives. You will bring local insight to global teams and adapt global capabilities to the needs of the Japanese market.

In this role, you will

• Own SMB revenue and growth goals in Japan, translating market opportunities into a focused strategy and measurable marketing programs.

• Build acquisition, onboarding, activation, and lifecycle programs that help SMBs launch successfully, see value, and grow their advertising investment.

• Identify priority customer segments, verticals, and growth opportunities through customer insight, market analysis, and experimentation.