Experiments
Functional prototypes and open-source experiments.
Japan Rental Analyzer
A decision-support tool for renting in Japan. Paste a SUUMO, LIFULL HOME'S, athome, or Yahoo! Real Estate URL to get personalized eight-dimension scoring, market context, move-in costs, public data, and multi-property comparisons.
JLPT Grammar Cards
A React + TypeScript JLPT grammar learning tool that breaks down complex grammar points into bite-sized memory cards. Supports N1-N5 filtering, search, and bookmarking with spaced repetition.
JLPT Sprint Desk
A React + TypeScript JLPT study planner with exam countdown, daily learning logs, smart review analysis, and plan exports. Helps build a sustainable study rhythm.
Panda Blog
A personal blog system built with Astro, supporting dark mode, full-text search, comment system, and RSS subscription. Pursuing ultimate performance and elegant design.