Account Manager - Global Key Accounts

We’re looking for a proactive, adaptable, and commercially driven Account Manager to join our Tokyo team. You’ll play a key role in helping one of Japan’s best-in-class brands grow while scaling KOMOJU’s global presence. If you’re a strategic thinker with a hands-on mindset, enjoy solving problems, and thrive in a collaborative, multicultural environment, this is the role for you.

You’ll focus on delivering exceptional customer experiences, uncovering new growth opportunities, and driving shared success for both KOMOJU and our merchants.

Our team culture is built on collaboration over ego—we challenge ideas, sharpen strategies, and win together. You’ll work on a diverse portfolio of accounts across industries, alongside talented teammates in our Global Key Account (GKA) team, building strong relationships and delivering measurable results.

What You’ll Do:

• Collaborate & Execute: Work closely with the GKA team on shared accounts while independently managing your own portfolio of strategic merchants.
• Build Relationships: Establish trust and long-term partnerships to reduce churn, maximize account value, and become a trusted advisor to your merchants.
• Drive Growth: Identify and pursue commercial opportunities, leading growth discussions that align with merchant and KOMOJU goals.
• Manage Projects: Oversee short- and long-term initiatives across multiple accounts, leveraging internal teams to deliver results on time.
• Be the Customer’s Voice: Provide actionable feedback to enhance our product and merchant experience.
• Prioritize & Problem-Solve: Independently manage competing priorities, troubleshoot challenges, and deliver consistent, high-quality outcomes.
  

Why Join KOMOJU’s Global Key Account Team?

The GKA team is at the heart of KOMOJU’s growth—expanding our reach and impact worldwide. Here, you’ll:

• Manage relationships with innovative, international merchants across multiple sectors and channels.
• Drive commercial growth through strategic account management and cross-functional projects.
• Work in a fast-paced, entrepreneurial environment with high autonomy and ownership.
• Deepen your expertise in the global payments landscape while continuously developing your skills.
  

Requirements

Who You Are

• Experience: 3–6 years in a client-facing, commercially focused role, ideally within payments, merchant acquiring, PSPs, or financial technology.
• Relationship Builder: Skilled at engaging with people and developing strong partnerships both internally and externally.
• Growth Mindset: A self-starter with curiosity and drive to go beyond the obvious, using insights to generate measurable growth.
• Results-Driven: Proven track record of achieving commercial targets and growing an existing portfolio.
• Negotiator & Presenter: Confident in structuring and presenting complex pricing models and solutions.
• Organized & Efficient: Excellent time management skills with a commitment to improving processes and team performance.
• Language Skills: Full professional proficiency in Japanese & English; additional languages are a plus.

Benefits

福利厚生

• 年間業績評価に応じた昇給
• プロフィットシェア（年2回支給実績あり）
• リモートとオフィス勤務が両方可能なハイブリット体制
• 社会保険完備（関東ITソフトウェア健康保険組合加入）
• 健康診断
• スポーツクラブ優待（IT健保）
• 保養所（IT健保）
• 語学研修（レッスン料1〜2万円/月を補助）
• 自己学習サポート（年間最大10万円）
• 多様なライフスタイルに対応する休暇ポリシー