During April 2025, Mikiya contributed to the microsoft/AI-For-Beginners repository by enhancing the rendering of grayscale images in educational tutorials. They updated the image display function to use the 'gray' colormap, ensuring that grayscale images are presented with improved clarity and consistency throughout the user interface. This adjustment addressed issues with visual confusion in AI learning materials, making demonstrations of grayscale data more accurate and accessible. The work was implemented in Python, leveraging skills in computer vision and data visualization. While the contribution was focused and limited in scope, it provided a targeted solution that improved the overall user experience.