During May 2025, Egg of Hanjuku contributed to the chrom9103/PiPi_Git-intro repository by authoring a new personal introduction entry for the Egg of Hanjuku Lecture series. The work centered on expanding lecture content using Markdown, focusing on documentation best practices to ensure consistency and maintainability. By establishing a repeatable process for adding author bios under lectures/2025, Egg of Hanjuku enabled easier onboarding of future speakers and streamlined content updates. The technical approach emphasized clear structure and scalability, though the scope was limited to a single feature without bug fixes. The contribution demonstrated depth in documentation and content management workflows.