Vimtion: Vim Keybindings for Notion
A Chrome extension that brings Vim keybindings to Notion, enabling power users to navigate and edit with familiar keyboard shortcuts. Built with TypeScript and modern Chrome Manifest V3.

I am actively maintaining this software and adding new features as I use it daily.

Designing and Building a Stirling Engine
A hands-on mechanical engineering course project at UTokyo involving CAD modeling, precision machining, thermodynamic analysis, and assembly of a working Stirling engine that demonstrates thermodynamic principles.

Worked in a team of 4 students to design and build the engine from scratch.