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About Me

My hobby is building and maintaining visual analysis tools for various online music games, completely free of charge. If you’d like to support my work, donating a coffee helps me continue developing more exciting features. Stay tuned for new updates!

About sekai.run

sekai.run is a free service that allows users to view in-game scoreboards without needing any secondary devices. We also provide comprehensive analysis for event runners and offer additional tools to enhance the experience. Be sure to check them out!