- Add 'Start now' message for subscription availability in Japanese README
- Add Installation section divisions for humans and LLM agents
- Simplify tool features description by consolidating Tmux integration messaging
🤖 Generated with assistance of [OhMyOpenCode](https://github.com/code-yeongyu/oh-my-opencode)
- Create README.ja.md with complete Japanese documentation
- Update language selector in README.md to include Japanese link
- Update language selector in README.ko.md to include Japanese link
🤖 GENERATED WITH ASSISTANCE OF [OhMyOpenCode](https://github.com/code-yeongyu/oh-my-opencode)