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Japan National Exam Schedules

io.github.mk-career-planning/jp-exam-schedulesmk-career-planningstreamable-httpv0.1.0Scanned

Japanese national exam and result dates as published by MHLW, with tracked date changes.

4 tools: 2 change things and 2 only read.

Tools: 0 delete, 0 irreversible, 2 write, 2 read.
  • Reads private data · 0
  • Reads text others write · 2
  • Can send data out · 0
  • 2 findings

Anlyon alternative

2 of these tools change something. Run those as governed actions.

Declare what an action changes, and Anlyon puts it under a shared limit, binds every approval to the exact request, and grades the outcome. It works on any HTTPS API you can describe as an action.

Anlyon does not run, proxy or govern this MCP server. A tool your own code calls directly is not routed through Anlyon and is not governed by it.

Import an OpenAPI spec →

Tools

Grouped by what each tool does, most consequential first. Open one for its reasons and full description; descriptions are the publisher's own words.

4 tools

Changes things 2Claude Code: ask
  • exam_schedule_changesWhich exam dates on MHLW's list page of national qualification exams changed, appeared or left the list since a date (this service's own record of page versions; MHLW keeps none)?Reads text others write1 finding

    Why it is in this group

    • The name "exam_schedule_changes" says "schedule": a word for a change.
    • The server marks it read-only (readOnlyHint: true), but an annotation never lowers a class.

    What it can reach

    • untrusted-inputThe server marks it openWorldHint: true: it reaches things outside the server's own data.

    Findings

    • Warn

      The server marks "exam_schedule_changes" read-only (readOnlyHint: true), and its own name, description or input give the class "write".

      Matched text

      annotations: {"readOnlyHint":true,"openWorldHint":true}; The name "exam_schedule_changes" says "schedule": a word for a change.

      What this check looks for
    Description, as the server wrote it
    Which exam dates on MHLW's list page of national qualification exams changed, appeared or left the list since a date (this service's own record of page versions; MHLW keeps none)? Each change has before and after as published and the time this service first read it. Optional exam and change_type filters. Free window: last 30 days.

    Annotations the server declares

    • readOnlyHint: true
    • openWorldHint: true
  • exam_schedule_lookupWhen is this Japanese national exam held and when are results announced, as published on MHLW's list page, and did the dates change?Reads text others write1 finding

    Why it is in this group

    • The name "exam_schedule_lookup" says "schedule": a word for a change.
    • The server marks it read-only (readOnlyHint: true), but an annotation never lowers a class.

    What it can reach

    • untrusted-inputThe server marks it openWorldHint: true: it reaches things outside the server's own data.

    Findings

    • Warn

      The server marks "exam_schedule_lookup" read-only (readOnlyHint: true), and its own name, description or input give the class "write".

      Matched text

      annotations: {"readOnlyHint":true,"openWorldHint":true}; The name "exam_schedule_lookup" says "schedule": a word for a change.

      What this check looks for
    Description, as the server wrote it
    When is this Japanese national exam held and when are results announced, as published on MHLW's list page, and did the dates change? Give exam (exam_id like nurse, or the name in Japanese or English); omit it to list exams, optionally by category. Returns next_events and all events with ISO dates, revision_status, revisions (before and after), possibly_stale, retrieved_at and source. Application periods are not covered. Confirm on the official exam page.

    Annotations the server declares

    • readOnlyHint: true
    • openWorldHint: true
Only reads 2Show 2 read-only tools
  • catalogList the tools of this server with prices, data sources, licensing, daily limits and data freshness.No findings

    Why it is in this group

    • The description's first verb is "list": a word for reading.
    Description, as the server wrote it
    List the tools of this server with prices, data sources, licensing, daily limits and data freshness.

    Annotations the server declares

    • readOnlyHint: true
  • get_receiptRe-fetch the stored result of a settled paid call by its receipt_id, for when the response was lost after payment.No findings

    Why it is in this group

    • The name "get_receipt" says "get": a word for reading.
    Description, as the server wrote it
    Re-fetch the stored result of a settled paid call by its receipt_id, for when the response was lost after payment. Free. Unknown or unsettled receipt ids return RECEIPT_NOT_FOUND. Results are kept for 90 days after settlement.

    Annotations the server declares

    • readOnlyHint: true

This is not a safety rating, and no finding is not a safety guarantee. The groups and findings come from fixed checks of the tool definitions the server returned on the date shown, not from its code or what it does when called. How the checks work.

Exfil surface

Which tools read private data, which read text someone else can write, and which can send data out. One of each is a path a prompt injection can use.

No private-data, untrusted-input, outbound path in this server alone: no tool is tagged private-data or outbound.

Reads private data0
Reads files, mail, messages, databases, secrets, calendars or repositories.
Reads text others write2
Brings in text someone else can write: web pages, inbound email, messages, issues and comments.
Can send data out0
Can carry data to people or systems: it sends, posts or publishes, or takes a recipient, channel or URL.

Other servers in the same agent add their own tools to these paths. Audit your whole setup to see them together.

Findings

Matches of fixed checks, with the text they matched.

2 warn
  • The server marks "exam_schedule_lookup" read-only (readOnlyHint: true), and its own name, description or input give the class "write".

    Matched text

    annotations: {"readOnlyHint":true,"openWorldHint":true}; The name "exam_schedule_lookup" says "schedule": a word for a change.

    What this check looks for
  • The server marks "exam_schedule_changes" read-only (readOnlyHint: true), and its own name, description or input give the class "write".

    Matched text

    annotations: {"readOnlyHint":true,"openWorldHint":true}; The name "exam_schedule_changes" says "schedule": a word for a change.

    What this check looks for

History

Changes to its tool definitions and to its remote endpoint, newest first.

No change seen yet. Its tools are rescanned every day, and a remote endpoint is looked at once a week.

Install

Pinned to version 0.1.0. Values in angle brackets are yours to fill in.

claude mcp add --transport http jp-exam-schedules https://jp-exam-schedules-production.mk-career-planning.workers.dev/mcp
claude mcp add --transport http jp-exam-schedules https://jp-exam-schedules-production.mk-career-planning.workers.dev/mcp

Run in a terminal.

Claude Code permissions

Allow the reads, ask before a change or a way out, deny the deletes. Paste into .claude/settings.json.

.claude/settings.json
{
  "permissions": {
    "allow": [
      "mcp__jp-exam-schedules__catalog",
      "mcp__jp-exam-schedules__get_receipt"
    ],
    "ask": [
      "mcp__jp-exam-schedules__exam_schedule_lookup",
      "mcp__jp-exam-schedules__exam_schedule_changes"
    ],
    "deny": []
  }
}

Tools that only read are allowed, tools that change things ask first, tools that delete or cancel are denied. A read that can send data out (it takes a URL, say) asks first too. It assumes the server is installed as jp-exam-schedules. Review it before you use it.

Capability tags behind 2 rules
  • mcp__jp-exam-schedules__exam_schedule_lookup untrusted-input
  • mcp__jp-exam-schedules__exam_schedule_changes untrusted-input

Pin

Keep the decision: fail CI when the tools change, follow every change, or show a badge.

Pin in CI

Fail a build when the tools you reviewed are not the tools the server serves today.

curl -s "https://anlyon.dev/api/v1/servers/io.github.mk-career-planning/jp-exam-schedules/verify?hash=660e28b68cc7c3d46b41ff04f9eb87e4d8409f5bf59b9109810b5dded4002ef8" | jq -e '.changed == false'

Pinned hash 660e28b68cc7, from Oct 23, 2026, 22:18 UTC.

Watch

Get told when its tools change: a new tool, a new description, a new class.

https://anlyon.dev/servers/io.github.mk-career-planning/jp-exam-schedules/changes.xml

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Source: MCP Registry. Synced Oct 23, 2026, 22:18 UTC.