Digital Marketing Specialist

This role plans and executes digital marketing strategies to acquire users for mobile games. Responsibilities include setting KPIs, designing and optimizing user-acquisition advertising across ad networks, social media and DSPs, and analyzing advertising performance using CPI, ROAS and LTV. The role proposes and implements improvement measures based on quantitative analysis.

The position plans monthly advertising budgets using previous-month results, comparable past campaigns and market conditions such as competitor activity. It coordinates with advertising agencies, proposes budgets and initiatives to decision-makers, obtains approval, leads execution and provides reporting.

Additional responsibilities include developing creative-improvement policies based on IP brand strategy and advertising KPIs, managing production progress including composition planning, production direction and initial supervision, testing new advertising channels and methods, and sharing knowledge across the team.

Applicants must have at least three years of experience operating user-acquisition advertising for mobile applications. Required experience also includes analyzing performance with major KPIs such as CPI, ROAS and LTV; participating in monthly advertising budget planning or allocation design; coordinating with internal or external stakeholders to advance advertising operations; and proposing improvements to advertising creative or participating in production management.

Experience in user-acquisition advertising at either an operating company or an advertising agency, experience in overseas digital marketing or user-acquisition advertising, business communication in English, and experience managing monthly advertising budgets in the tens of millions of yen are welcomed. Interest in entertainment content such as games and anime, structured data-based problem solving, continuous learning about changing advertising markets and media environments, and effective stakeholder communication are also described as desirable.

The position is based at offices in Shibuya or Meguro, Tokyo. Working hours are 10:00 to 19:00, with eight scheduled working hours and a 60-minute break. Average monthly overtime is approximately 18.5 hours based on 2025 results. The role is a regular employee position, although the posting notes that a contract-employee arrangement may also apply. Annual salary is JPY 4.5 million to JPY 12 million, with a semiannual performance incentive outside the annual salary. Benefits include insurance, paid leave, seasonal and year-end holidays, housing and relocation allowances, child allowance, defined-contribution pension, training and mentoring programs, lunch assistance and other health and support programs.副業は禁止されています。