Keita Morisaki worked on the autowarefoundation/autoware.core repository, focusing on optimizing the Behavior Velocity Planner’s debug marker handling. By refactoring the code to eliminate unnecessary data copying, Keita reduced both runtime overhead and memory usage, directly improving the planner’s real-time reliability. The work emphasized software optimization and maintainability, laying a foundation for future stabilization without addressing major bugs during this period. Using C++ and leveraging robotics expertise, Keita’s targeted changes enhanced code quality and performance in a critical path of the system. The depth of the refactor reflects a thoughtful approach to efficient resource management in robotics software.