kishida-devil/jp-payroll-mcp

Japanese payroll, social insurance, and labor law as an MCP server and HTTP API. Calculates insurance premium rates for all 47 prefectures, withholding income tax, standard monthly remuneration determination and revisions, overtime pay, annual paid leave, and minimum wages, and returns the relevant legal provisions or official notices.

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jp-payroll-mcp

kishida-devil/jp-payroll-mcp

MCP server Claude CodeCodexCursor +2

A local tool for Japanese payroll and social-insurance calculations, including regional rates, withholding tax, overtime pay, paid leave, salary revisions, and minimum wages.

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