---
schema: "interfacedelta-service-md/1"
target_key: "sha256:97ddc44eeb58cd9904900e2c0f2cee33bc5a7ee23bebb5f39b8e9fdf910cf47e"
origin: "https://jp-corporate.plugrail.dev"
protocols: ["mcp"]
observed_at: "2026-11-12T11:07:39.315Z"
generated_at: "2026-11-13T00:56:41.810Z"
record_url: "https://interfacedelta.com/atlas/sha256:97ddc44eeb58cd9904900e2c0f2cee33bc5a7ee23bebb5f39b8e9fdf910cf47e"
record_api: "https://interfacedelta.com/api/v1/record/services/sha256:97ddc44eeb58cd9904900e2c0f2cee33bc5a7ee23bebb5f39b8e9fdf910cf47e"
source: "InterfaceDelta atlas"
license_note: "Use of this record is governed by https://interfacedelta.com/terms."
---

# Service record: https://jp-corporate.plugrail.dev

## Identity
- Origin: https://jp-corporate.plugrail.dev
- Endpoints: https://jp-corporate.plugrail.dev/mcp
- Protocols: mcp
- Registry names: dev.plugrail/jp-corporate
- First retained observation: 2026-11-12T11:07:39.315Z
- Latest observation: 2026-11-12T11:07:39.315Z

## Tools
- Tool 1: company\_profile (mcp); inputs: corporateNumber; inputs omitted: 0; annotations: {"readOnlyHint":true,"openWorldHint":true}
- Tool 2: lookup\_corporate (mcp); inputs: address, corporateNumber, cursor, limit, name, prefecture; inputs omitted: 0; annotations: {"readOnlyHint":true,"openWorldHint":false}
- Tool 3: search\_corporate\_by\_address (mcp); inputs: cursor, limit, prefecture, prefix; inputs omitted: 0; annotations: {"readOnlyHint":true,"openWorldHint":false}
- Tool 4: search\_corporate\_by\_name (mcp); inputs: cursor, limit, prefecture, prefix; inputs omitted: 0; annotations: {"readOnlyHint":true,"openWorldHint":false}
- Tool 5: search\_corporate\_by\_number (mcp); inputs: corporateNumber; inputs omitted: 0; annotations: {"readOnlyHint":true,"openWorldHint":false}
- Tool 6: search\_invoice\_batch (mcp); inputs: invoiceNumbers; inputs omitted: 0; annotations: {"readOnlyHint":true,"openWorldHint":false}
- Tool 7: verify\_invoice\_number (mcp); inputs: invoiceNumber; inputs omitted: 0; annotations: {"readOnlyHint":true,"openWorldHint":false}
Tools omitted: 0.

## Effect readings (AI)
- Tool 1 (company\_profile): ◇ AI reading; state: counted; reads (confidence 0.86); lens: side-effects@1; model: claude-haiku-5.5.
- Tool 1 purpose: ◇ AI reading; Returns a combined company profile for a 13-digit corporate number, covering registry, invoice, subsidy, filing and finance data.; lens: tool-purpose-v1; model: not recorded.
- Tool 2 (lookup\_corporate): ◇ AI reading; state: counted; reads (confidence 0.9); lens: side-effects@1; model: claude-haiku-5.5.
- Tool 2 purpose: ◇ AI reading; Returns the company for a 13-digit Japanese corporate number, or ranked name and address candidates with match scores.; lens: tool-purpose-v1; model: not recorded.
- Tool 3 (search\_corporate\_by\_address): ◇ AI reading; state: counted; reads (confidence 0.84); lens: side-effects@1; model: claude-haiku-5.5.
- Tool 3 purpose: ◇ AI reading; Lists Japanese corporations whose registered addresses match a prefix within a prefecture, using National Tax Agency data.; lens: tool-purpose-v1; model: not recorded.
- Tool 4 (search\_corporate\_by\_name): ◇ AI reading; state: counted; reads (confidence 0.9); lens: side-effects@1; model: claude-haiku-5.5.
- Tool 4 purpose: ◇ AI reading; Lists Japanese companies whose names start with a prefix in a prefecture, returning corporate numbers, names, addresses and status.; lens: tool-purpose-v1; model: not recorded.
- Tool 5 (search\_corporate\_by\_number): ◇ AI reading; state: counted; reads (confidence 0.882); lens: side-effects@1; model: claude-haiku-5.5.
- Tool 5 purpose: ◇ AI reading; Retrieves one Japanese company by its 13-digit corporate number, showing its name, address and whether it is active or closed.; lens: tool-purpose-v1; model: not recorded.
- Tool 6 (search\_invoice\_batch): ◇ AI reading; state: counted; reads (confidence 0.85); lens: side-effects@1; model: claude-haiku-5.5.
- Tool 6 purpose: ◇ AI reading; Checks up to 100 Japanese invoice registration numbers at once, returning each as active, cancelled, expired or not-found.; lens: tool-purpose-v1; model: not recorded.
- Tool 7 (verify\_invoice\_number): ◇ AI reading; state: counted; reads (confidence 0.9); lens: side-effects@1; model: claude-haiku-5.5.
- Tool 7 purpose: ◇ AI reading; Checks a Japanese invoice registration number's status by date, returning the corporate name and address if found.; lens: tool-purpose-v1; model: not recorded.

## Change history
No changes recorded in the retained history.

## Payment rails
- Protocols observed: none.
- HTTP 402 seen in retained observations: false.

## Not covered
- We don't call tools.
- We don't rate or certify.
- We don't publish prices.
- We cover only what was observed.

## Evidence
- Identity: observed / declared; observation time: 2026-11-12T11:07:39.315Z.
- Tools: declared; observation time: 2026-11-12T11:07:39.315Z.
- Effect readings (AI): AI reading; observation time: 2026-11-12T11:07:39.315Z.
- Change history: observed; observation time: 2026-11-12T11:07:39.315Z; change observation times: none.
- Payment rails: observed; observation time: 2026-11-12T11:07:39.315Z.

```json
{
  "schema": "interfacedelta-service-md/1",
  "target_key": "sha256:97ddc44eeb58cd9904900e2c0f2cee33bc5a7ee23bebb5f39b8e9fdf910cf47e",
  "origin": "https://jp-corporate.plugrail.dev",
  "protocols": [
    "mcp"
  ],
  "observed_at": "2026-11-12T11:07:39.315Z",
  "generated_at": "2026-11-13T00:56:41.810Z",
  "record_url": "https://interfacedelta.com/atlas/sha256:97ddc44eeb58cd9904900e2c0f2cee33bc5a7ee23bebb5f39b8e9fdf910cf47e",
  "record_api": "https://interfacedelta.com/api/v1/record/services/sha256:97ddc44eeb58cd9904900e2c0f2cee33bc5a7ee23bebb5f39b8e9fdf910cf47e",
  "source": "InterfaceDelta atlas",
  "license_note": "Use of this record is governed by https://interfacedelta.com/terms.",
  "identity": {
    "origin": "https://jp-corporate.plugrail.dev",
    "endpoints": [
      "https://jp-corporate.plugrail.dev/mcp"
    ],
    "protocols": [
      "mcp"
    ],
    "registry_names": [
      "dev.plugrail/jp-corporate"
    ],
    "first_retained_observation": "2026-11-12T11:07:39.315Z",
    "latest_observation": "2026-11-12T11:07:39.315Z"
  },
  "tools": [
    {
      "name": "company_profile",
      "protocol": "mcp",
      "inputs": [
        "corporateNumber"
      ],
      "inputs_omitted": 0,
      "annotations": {
        "readOnlyHint": true,
        "openWorldHint": true
      },
      "effects": {
        "marker": "◇ AI reading",
        "state": "counted",
        "classes": [
          {
            "class": "reads",
            "confidence": 0.86
          }
        ],
        "lens": "side-effects@1",
        "model": "claude-haiku-5.5"
      },
      "purpose": {
        "marker": "◇ AI reading",
        "text": "Returns a combined company profile for a 13-digit corporate number, covering registry, invoice, subsidy, filing and finance data.",
        "lens": "tool-purpose-v1",
        "model": null
      }
    },
    {
      "name": "lookup_corporate",
      "protocol": "mcp",
      "inputs": [
        "address",
        "corporateNumber",
        "cursor",
        "limit",
        "name",
        "prefecture"
      ],
      "inputs_omitted": 0,
      "annotations": {
        "readOnlyHint": true,
        "openWorldHint": false
      },
      "effects": {
        "marker": "◇ AI reading",
        "state": "counted",
        "classes": [
          {
            "class": "reads",
            "confidence": 0.9
          }
        ],
        "lens": "side-effects@1",
        "model": "claude-haiku-5.5"
      },
      "purpose": {
        "marker": "◇ AI reading",
        "text": "Returns the company for a 13-digit Japanese corporate number, or ranked name and address candidates with match scores.",
        "lens": "tool-purpose-v1",
        "model": null
      }
    },
    {
      "name": "search_corporate_by_address",
      "protocol": "mcp",
      "inputs": [
        "cursor",
        "limit",
        "prefecture",
        "prefix"
      ],
      "inputs_omitted": 0,
      "annotations": {
        "readOnlyHint": true,
        "openWorldHint": false
      },
      "effects": {
        "marker": "◇ AI reading",
        "state": "counted",
        "classes": [
          {
            "class": "reads",
            "confidence": 0.84
          }
        ],
        "lens": "side-effects@1",
        "model": "claude-haiku-5.5"
      },
      "purpose": {
        "marker": "◇ AI reading",
        "text": "Lists Japanese corporations whose registered addresses match a prefix within a prefecture, using National Tax Agency data.",
        "lens": "tool-purpose-v1",
        "model": null
      }
    },
    {
      "name": "search_corporate_by_name",
      "protocol": "mcp",
      "inputs": [
        "cursor",
        "limit",
        "prefecture",
        "prefix"
      ],
      "inputs_omitted": 0,
      "annotations": {
        "readOnlyHint": true,
        "openWorldHint": false
      },
      "effects": {
        "marker": "◇ AI reading",
        "state": "counted",
        "classes": [
          {
            "class": "reads",
            "confidence": 0.9
          }
        ],
        "lens": "side-effects@1",
        "model": "claude-haiku-5.5"
      },
      "purpose": {
        "marker": "◇ AI reading",
        "text": "Lists Japanese companies whose names start with a prefix in a prefecture, returning corporate numbers, names, addresses and status.",
        "lens": "tool-purpose-v1",
        "model": null
      }
    },
    {
      "name": "search_corporate_by_number",
      "protocol": "mcp",
      "inputs": [
        "corporateNumber"
      ],
      "inputs_omitted": 0,
      "annotations": {
        "readOnlyHint": true,
        "openWorldHint": false
      },
      "effects": {
        "marker": "◇ AI reading",
        "state": "counted",
        "classes": [
          {
            "class": "reads",
            "confidence": 0.882
          }
        ],
        "lens": "side-effects@1",
        "model": "claude-haiku-5.5"
      },
      "purpose": {
        "marker": "◇ AI reading",
        "text": "Retrieves one Japanese company by its 13-digit corporate number, showing its name, address and whether it is active or closed.",
        "lens": "tool-purpose-v1",
        "model": null
      }
    },
    {
      "name": "search_invoice_batch",
      "protocol": "mcp",
      "inputs": [
        "invoiceNumbers"
      ],
      "inputs_omitted": 0,
      "annotations": {
        "readOnlyHint": true,
        "openWorldHint": false
      },
      "effects": {
        "marker": "◇ AI reading",
        "state": "counted",
        "classes": [
          {
            "class": "reads",
            "confidence": 0.85
          }
        ],
        "lens": "side-effects@1",
        "model": "claude-haiku-5.5"
      },
      "purpose": {
        "marker": "◇ AI reading",
        "text": "Checks up to 100 Japanese invoice registration numbers at once, returning each as active, cancelled, expired or not-found.",
        "lens": "tool-purpose-v1",
        "model": null
      }
    },
    {
      "name": "verify_invoice_number",
      "protocol": "mcp",
      "inputs": [
        "invoiceNumber"
      ],
      "inputs_omitted": 0,
      "annotations": {
        "readOnlyHint": true,
        "openWorldHint": false
      },
      "effects": {
        "marker": "◇ AI reading",
        "state": "counted",
        "classes": [
          {
            "class": "reads",
            "confidence": 0.9
          }
        ],
        "lens": "side-effects@1",
        "model": "claude-haiku-5.5"
      },
      "purpose": {
        "marker": "◇ AI reading",
        "text": "Checks a Japanese invoice registration number's status by date, returning the corporate name and address if found.",
        "lens": "tool-purpose-v1",
        "model": null
      }
    }
  ],
  "tools_omitted": 0,
  "tools_state": "recorded",
  "changes": [],
  "payment_rails": {
    "protocols": [],
    "http_402_seen": false
  },
  "not_covered": [
    "We don't call tools.",
    "We don't rate or certify.",
    "We don't publish prices.",
    "We cover only what was observed."
  ],
  "evidence": [
    {
      "section": "Identity",
      "classes": [
        "observed",
        "declared"
      ],
      "observed_at": "2026-11-12T11:07:39.315Z"
    },
    {
      "section": "Tools",
      "classes": [
        "declared"
      ],
      "observed_at": "2026-11-12T11:07:39.315Z"
    },
    {
      "section": "Effect readings (AI)",
      "classes": [
        "AI reading"
      ],
      "observed_at": "2026-11-12T11:07:39.315Z"
    },
    {
      "section": "Change history",
      "classes": [
        "observed"
      ],
      "observed_at": "2026-11-12T11:07:39.315Z",
      "observation_times": []
    },
    {
      "section": "Payment rails",
      "classes": [
        "observed"
      ],
      "observed_at": "2026-11-12T11:07:39.315Z"
    }
  ]
}
```