A personal note-taking app that saves notes as Markdown files.
It runs in a browser on PC and a Flutter WebView app on iPhone, bringing notes, to-dos, and tags together.
It supports Google Calendar integration for unfinished dated to-dos and MCP connections for AI tools.
A personal photo blog that records trips using the locations and capture times embedded in photos.
It groups nearby photos into visited places and draws routes on a map in shooting order.
Built with Nuxt and SQLite, with image processing handled in the browser.
A CLI tool that turns database schemas into standalone ERD web apps.
Forked from Liam ERD, it adds saved table layouts, canvas notes, colors and groups, schema editing, and export.
Keeping explanations alongside layouts preserves readable diagrams even when the schema is regenerated.
A Japanese vocabulary app shaped by the features I need while studying Japanese myself.
Built with Flutter and Kotlin/Spring Boot, it brings together word collection, sharing, spaced repetition, and AI integration.
This article also covers the Safari extension, MCP, dataset development, and Mate, a learning-linked game in development.
A Japanese vocabulary app with a broad feature set.
It combines word collection through dictionary search and image OCR with FSRS spaced-repetition quizzes in a single mobile interface.
Built with Next.js and React Navtive, it was once released on the App Store inside an Expo WebView shell. This version is frozen; the version currently on the AppStore is a new Flutter + Spring Boot rebuild.
A presentation about traveling in Japan, made with Slidev.
It introduces my own trip-planning tips, including destinations, transport, accommodation, restaurants, and itineraries,
and presents a four-day, three-night Tokyo–Kusatsu travelogue as a kaleidoscope-style photo gallery.
The slides are written in Markdown, with Vue components used in some places.
A personal blog built with Astro.
It introduces me, projects I have worked on, and blog posts I write when I have time.
Blog, Project, and Playground use Astro’s Content Api, and posts are written as .mdx files so components can be embedded.
A project started with the idea of building a dedicated drinks review community in Korea, where none existed.
All members are current or former office workers developing it as a side project.
Its distinguishing feature is the ability to write more detailed drinks reviews.
