Ubi is an AI-powered tool that allows users to check symptoms and find possible causes. Within three minutes, users can answer a simple questionnaire and receive a free report with potential causes, treatment information, and whether they should see a doctor. Ubi's AI system is based on a large number of scientific papers and clinical data sources, supervised by over 50 medical experts from around the world. Ubi is currently providing services in Japan, the United States, and other countries.