Applicants must be currently residing in Japan and possess valid authorization to work in Japan. (Fully remote work may be available within Japan, depending on the project requirements/needs, candidate’s seniority, experience, and location.) ■ Position Overview We are seeking a collaborative team player Junior to Mid-level Game Designer to contribute to game projects of varying scope, from small-scale productions up through AAA titles. Working under the guidance of the Principal Game Designer, you will define, implement, test, and refine gameplay mechanics, systems, and content. This is a hands-on individual contributor role for a designer who wants to develop broad design craft while making practical contributions. You will collaborate closely with cross-disciplinary teams across regions, turning creative direction into clear, playable results. Driven by a strong creative curiosity, you possess a keen eye for originality and innovation, constantly seeking proactive ways to raise the bar for player experience. We value how you work with others as much as the experience you already have. The right person communicates openly, receives direction and feedback professionally, raises ideas or concerns constructively, and supports the team's decision once a direction has been set.   ■ Key Responsibilities Game Design & Implementation Feature Design: Design and refine gameplay mechanics, systems, rules, and content under the guidance of the Principal Game Designer. Design Documentation: Translate direction and design intent into clear, concise documentation that other disciplines can act on. Hands-on Implementation: Build and tune features directly in-engine using available tools, data, and scripting workflows. Iteration & Balancing: Use playtesting, feedback, and data to identify issues and improve usability, balance, clarity, game feel and other aspects. Prototyping & Creative Development Concept Contribution: Participate actively in ideation, offering relevant ideas and alternatives while working within the project's creative direction. Collaborative Prototyping: Work with programmers, artists, and other team members to create playable prototypes that test ideas and reduce uncertainty. Player Perspective: Evaluate features from the player's point of view and communicate findings clearly to the team. Cross-Disciplinary Collaboration Team Partnership: Work closely with programming, art, QA, and other disciplines to bring designs to life. Design Alignment & Risk Mitigation: Articulate design intent, align on project goals, and surface potential technical or scope risks early. Global Coordination: Collaborate effectively with distributed and multicultural teams, adapting communication to different working contexts. Growth & Quality Ownership & Reliability: Autonomously drive and deliver assigned work, communicate progress and blockers, and follow tasks through to an appropriate level of quality. Feedback Engagement: Seek, receive, and apply feedback openly, while also giving useful feedback to teammates.