Japan Public Holidays for Claude Code

dev.omikuji/holiday

Japanese national holidays, substitute holidays, business days and long weekends (Cabinet Office).

client:Claude Code transport:streamable-http tools:4

Install Japan Public Holidays in Claude Code

run in your project directory

claude mcp add --transport http holiday https://holiday.omikuji.dev/mcp

Adds it for this project only. Append --scope user to make it available everywhere. Claude Code docs