Show HN: Tokyo Land Price AI – RAG App to Explore Tokyo Land Prices (tokyolandpriceai.com)

A new application, Tokyo Land Price AI, has been launched to help users explore land prices across Tokyo, presenting a detailed analysis of property costs in 2025. Developed by Akinori Hoshina, the app utilizes advanced data collection and visualization techniques to categorize land prices into various percentiles, from the bottom 1% to the top 1%, providing users with a clear understanding of market trends and property values in the region. This initiative is significant for the AI and machine learning community as it demonstrates the power of AI-driven analytics in real estate, enabling potential buyers and investors to make informed decisions based on comprehensive data. The application incorporates mapping technologies such as MapLibre and integrates with OpenStreetMap, allowing for an interactive experience that not only displays prices but also aids users in visualizing real estate trends throughout Tokyo. By leveraging AI in urban planning and real estate investment, this tool can potentially reshape how stakeholders approach property valuation and investment strategies in one of the world's most dynamic cities.