Leo Oshiro enhanced the nerdspark/2025_NERDSpark repository by delivering comprehensive Javadoc documentation for the Arm.java API, focusing on methods related to arm movement, position, velocity, and state. Working primarily in Java and leveraging expertise in embedded systems and robotics, Leo standardized documentation to align with internal guidelines, clarifying method purposes, parameters, and return values. This disciplined approach improved code maintainability and streamlined onboarding for new developers, reducing the risk of misinterpretation and future support costs. Although no bugs were fixed during this period, the depth of documentation work provided lasting business value by facilitating faster integration across development teams.