厚生労働省の通達本文を取得する。search_mhlw_tsutatsu で取得した data_id を指定。
AI agents call get_mhlw_tsutatsu to retrieve information from Labor Law without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This is a read-only tool that fetches legal documents and administrative texts. It queries existing data and returns information without creating, modifying, deleting, or executing anything. The blast radius is minimal—misuse would only expose information that is already public law and administrative guidance.
From the tool's definition Tool retrieves Japanese Ministry of Health, Labour and Welfare (MHLW) administrative circular texts based on a data_id obtained from search_mhlw_tsutatsu.
Documented attack patterns abuse exactly the kind of access get_mhlw_tsutatsu gives an agent:
PolicyLayer is an MCP gateway — it sits between your AI agents and Labor Law, and nothing reaches the server without passing your rules. This is the rule we recommend for get_mhlw_tsutatsu:
{
"version": "1",
"default": "deny",
"tools": {
"get_mhlw_tsutatsu": {}
}
}get_mhlw_tsutatsu is read-only, so it stays allowed — but everything else on the server is denied unless you say otherwise.
Free to start. No card required.
厚生労働省の通達本文を取得する。search_mhlw_tsutatsu で取得した data_id を指定。. It is categorised as a Read tool in the Labor Law MCP Server, which means it retrieves data without modifying state.
Register the Labor Law MCP server in PolicyLayer and add a rule for get_mhlw_tsutatsu: allow, deny, rate-limit, or require approval. Point your MCP client at the PolicyLayer proxy URL and the rule is enforced on every call, before it reaches Labor Law. Nothing to install.
get_mhlw_tsutatsu is a Read tool with low risk. Read-only tools are generally safe to allow by default.
Yes. Add a rate_limit block to the get_mhlw_tsutatsu rule in your PolicyLayer policy. For example, setting max: 10 and window: 60 limits the tool to 10 calls per minute. Rate limits are tracked per agent session and reset automatically.
Set action: deny in the PolicyLayer policy for get_mhlw_tsutatsu. The AI agent will receive a policy violation error and cannot call the tool. You can also include a reason field to explain why the tool is blocked.
get_mhlw_tsutatsu is provided by the Labor Law MCP server (kentaroajisaka/labor-law-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Start from Labor Law, add the rest of your stack, and see everything your agents can call. Then put policy on all of it.
Free to start. No card required.
6 Labor Law tools catalogued and risk-classified — across an index of 43,000+ MCP servers.