Assistant Manager – Commercial Product (Business Card)

The Opportunity Help small business owners and entrepreneurs grow through the power of payments and value-added services. You will shape the strategy for our Business Card portfolio and work with a broad network of internal teams and external partners to turn customer insights into differentiated products, services and business outcomes. This is an opportunity to combine analytics, strategy, creativity and execution - and to see your ideas move from concept to market. Role Purpose Strengthen the customer value proposition and competitiveness of the Business Card portfolio and contribute to sustainable portfolio growth. The role identifies growth opportunities through customer, market and data insights, and leads product strategy, service and partner development, and cross-functional initiatives from concept through execution. Key Responsibilities Develop product and portfolio strategies and priorities based on customer, market, competitor and usage insights. Identify opportunities across new products, value propositions, benefits, services and customer experience; build business cases and drive execution. Explore external partners and design, negotiate and deliver partnership models that create customer value and commercial impact. Lead cross-functional initiatives with Marketing, Sales, Digital, Operations, Finance, Risk and Compliance, Technology and other teams. Monitor key KPIs and portfolio performance, translate findings into clear implications and actions, and communicate recommendations to senior stakeholders. Address day-to-day product issues and inquiries, identify root causes, and drive sustainable operational improvements. Partner with local and global stakeholders, representing Japan market needs while leveraging global insights and capabilities. What You Will Gain End-to-end business experience across customer value, economics, brand and operations. The opportunity to turn data and customer insight into strategy, launches and continuous improvement. Experience influencing diverse internal experts, external partners and global teams. Strong analytical and structured problem-solving skills, with the ability to turn quantitative and qualitative information into recommendations and action. Demonstrated experience moving complex projects forward by aligning multiple stakeholders and managing priorities in an evolving environment. A customer-first and commercially minded approach, with a strong sense of ownership for results. Excellent communication skills in Japanese, plus the willingness and practical foundation to collaborate with global stakeholders in English. Proficiency in Excel and PowerPoint for analysis and executive-ready communication. Preferred Qualifications 3+ years of experience in one or more of the following: product management, marketing, business planning, business development, strategy or consulting. Experience in financial services, payments, cards, FinTech, SaaS, platforms or B2B services. Knowledge of product economics, unit economics, P&L, pricing or portfolio management. Experience in alliances, partnerships, commercial negotiations or joint propositions. Experience improving products or services through customer research, data analysis, experimentation or KPI design. Experience conducting meetings, presentations or written communication in English. What Success Looks Like You ask insightful questions and build a deep understanding of customers and the market. You combine strategic thinking with hands-on execution and follow through to outcomes. You influence through trust, respect different perspectives and bring others with you. You learn quickly, adapt to change and make progress even when the path is not fully defined. You act with integrity and pursue the right outcomes for customers, colleagues and the company.