Takechi worked on the traP-jp/traO-Judge-judge repository, focusing on backend development and code organization using Rust. Over the course of a month, he modularized the output parsing flow by creating a dedicated output_parser module, moving parsing logic out of judge_output.rs to improve maintainability and testability. This restructuring enhanced the reliability of the judging pipeline and reduced the risk of regression when updating parsing logic. Takechi also performed code formatting and cleanup in the judge_core component, resulting in a more organized codebase that supports scalable feature development and enables faster onboarding for future contributors. No bugs were reported or fixed.