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KokoCallMCP

Official registry Government and legal

Read-only MCP server for searching Japan government procurement bid information from the KKJ portal.

Source code

Install

Add this to your client's MCP configuration (Claude Desktop: claude_desktop_config.json; Cursor: .cursor/mcp.json; VS Code and others use the same "mcpServers" shape).

NPM package koko-call-mcp
Claude Code 
claude mcp add kokocallmcp -- npx -y koko-call-mcp@0.2.0
JSON configuration (Claude Desktop, Cursor, VS Code) 
{
    "mcpServers": {
        "kokocallmcp": {
            "command": "npx",
            "args": [
                "-y",
                "koko-call-mcp@0.2.0"
            ]
        }
    }
}

Frequently asked questions

What is KokoCallMCP?

Read-only MCP server for searching Japan government procurement bid information from the KKJ portal.

How do I install KokoCallMCP?

It runs on your machine. In Claude Code: claude mcp add kokocallmcp -- npx -y koko-call-mcp@0.2.0. For other clients, paste the JSON configuration from this page into their MCP settings.

Does KokoCallMCP need an API key?

Its registry entry lists no required key or secret. Some features may still need an account with the service it connects to.

Is KokoCallMCP open source?

Its code is public on GitHub, but the repository does not declare a standard license.

Who maintains KokoCallMCP?

It is published by sugukurukabe. AI.tn lists it but does not maintain or endorse it.

From the official MCP Registry. Listing is not an endorsement: review a server's code and permissions before giving it access to your data.