Kurohune worked on the reearth/reearth-visualizer repository, focusing on improving project documentation to streamline the contributor experience. During this period, Kurohune identified and fixed a bug in the README file, updating the CONTRIBUTING link to correctly reference the intended guidelines. This change addressed a source of confusion for new contributors and helped maintain documentation accuracy. The work demonstrated careful attention to detail and a disciplined approach to version control using Git. Kurohune utilized Markdown for documentation updates and collaborated with external contributors to ensure the onboarding process was clear, ultimately supporting better project maintainability and contributor engagement.