{
  "x402Version": 2,
  "id": 31262,
  "slug": "31262",
  "resource": "https://mart402.com/v1/jp-social-insurance",
  "description": "Japan social insurance premiums: monthly remuneration to grade + health/care/pension/employment premiums from the official Kyokai-Kenpo FY2026 grade table, all 47 prefectures, official rounding. $0.01/call.",
  "type": "http",
  "serviceName": "Mart402",
  "resourceType": "AI Inference",
  "accepts": [
    {
      "scheme": "exact",
      "network": "eip155:8453",
      "payTo": "0xE3244a21D0d68bFa78b7CAd8C3b8777aDFbB3188",
      "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
      "amount": "10000",
      "amountUsd": 0.01,
      "maxTimeoutSeconds": 120
    }
  ],
  "outputSchema": {
    "properties": {
      "example": {
        "type": "object"
      },
      "type": {
        "type": "string"
      }
    },
    "required": [
      "type"
    ],
    "type": "object"
  },
  "extensions": {
    "bazaar": {
      "info": {
        "input": {
          "body": {
            "age": 35,
            "monthly_remuneration_yen": 300000,
            "prefecture": "tokyo"
          },
          "bodyType": "json",
          "method": "POST",
          "type": "http"
        },
        "output": {
          "description": "JSON: grade, standard monthly remuneration, health/care/pension/employment premiums, total, sources",
          "example": {
            "as_of": "2026-08-21",
            "assumptions": [],
            "billable": true,
            "breakdown": [],
            "carried_forward": [],
            "disclaimer": "仮定条件に基づく概算試算。税務相談・手続代行・法律相談ではない。申告・届出への使用不可。確定額は官公署または税理士・社会保険労務士等に確認のこと。",
            "not_covered": [
              "labor insurance の業種別特例(建設・農林以外)",
              "健康保険組合(協会けんぽ以外)",
              "厚生年金基金・企業年金",
              "国民健康保険・国民年金",
              "産休育休免除・随時改定(月変)・定時決定の細目"
            ],
            "note": "SAMPLE RESPONSE generated by the exact deterministic engine that serves production (jp-statutory has no LLM: same input always produces this byte-identical result, carrying the same rules_version and cited primary sources). Served free at /samples/{product} so you can verify the response shape, the rules_version field and the source citations before paying. No payment was taken. The sample_input shown is the catalog example input that produced this output.",
            "ok": true,
            "result": {
              "child_care_support_yen": 345,
              "employment_insurance_yen": 1500,
              "grade": 22,
              "health_yen": 14775,
              "long_term_care_yen": 0,
              "pension_standard_monthly_yen": 300000,
              "pension_yen": 27450,
              "rounding_mode": "deduct_from_salary",
              "standard_monthly_yen": 300000,
              "total_yen": 44070
            },
            "rules_version": "2026.08.18",
            "sample": true,
            "sample_input": {
              "age": 35,
              "monthly_remuneration_yen": 300000,
              "prefecture": "tokyo"
            },
            "sources": [
              "https://jsite.mhlw.go.jp/yamanashi-roudoukyoku/koyouhoken_R8.html",
              "https://www.kyoukaikenpo.or.jp/about/business/insurance_rate/rate_prefectures/r08/index.html",
              "https://www.kyoukaikenpo.or.jp/assets/R8_13tokyo.pdf",
              "https://www.nenkin.go.jp/service/kounen/hokenryo/ryogaku/ryogakuhyo/20200825.files/R08ryougaku.pdf"
            ],
            "summary": "報酬月額300,000円 -> 標準報酬月額300,000円(22等級)、本人負担合計44,070円/月",
            "tool": "jp-social-insurance",
            "unverified_rules": []
          },
          "type": "json"
        }
      },
      "schema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "properties": {
          "input": {
            "additionalProperties": false,
            "properties": {
              "body": {
                "properties": {
                  "age": {
                    "type": "number"
                  },
                  "monthly_remuneration_yen": {
                    "type": "number"
                  },
                  "prefecture": {
                    "type": "string"
                  }
                },
                "type": "object"
              },
              "bodyType": {
                "enum": [
                  "json",
                  "form-data",
                  "text"
                ],
                "type": "string"
              },
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                  "POST",
                  "PUT",
                  "PATCH"
                ],
                "type": "string"
              },
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                "const": "http",
                "type": "string"
              }
            },
            "required": [
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              "method",
              "bodyType",
              "body"
            ],
            "type": "object"
          },
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                "type": "object"
              },
              "type": {
                "type": "string"
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            },
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            ],
            "type": "object"
          }
        },
        "required": [
          "input"
        ],
        "type": "object"
      }
    },
    "offer-receipt": {
      "info": {
        "offers": [
          {
            "acceptIndex": 0,
            "format": "jws",
            "signature": "eyJhbGciOiJFZERTQSIsImtpZCI6ImRpZDp3ZWI6bWFydDQwMi5jb20ja2V5LTEifQ.eyJhbW91bnQiOiIxMDAwMCIsImFzc2V0IjoiMHg4MzM1ODlmQ0Q2ZURiNkUwOGY0YzdDMzJENGY3MWI1NGJkQTAyOTEzIiwibmV0d29yayI6ImVpcDE1NTo4NDUzIiwicGF5VG8iOiIweEUzMjQ0YTIxRDBkNjhiRmE3OGI3Q0FkOEMzYjg3NzdhREZiQjMxODgiLCJyZXNvdXJjZVVybCI6Imh0dHBzOi8vbWFydDQwMi5jb20vdjEvanAtc29jaWFsLWluc3VyYW5jZSIsInNjaGVtZSI6ImV4YWN0IiwidmFsaWRVbnRpbCI6MTc5MTQzOTk5NSwidmVyc2lvbiI6MX0.UXsFtQssasC8clkon5BnmCgIerA98KgBfOvutcQGMlh4kpqe83mDbtKSJNIsOy7uQGW82pnio6sOWuQxFN18DA"
          }
        ]
      },
      "schema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "properties": {
          "offers": {
            "items": {
              "properties": {
                "acceptIndex": {
                  "type": "integer"
                },
                "format": {
                  "const": "jws",
                  "type": "string"
                },
                "signature": {
                  "description": "JWS compact serialization containing the offer payload",
                  "type": "string"
                }
              },
              "required": [
                "format",
                "signature"
              ],
              "type": "object"
            },
            "type": "array"
          }
        },
        "required": [
          "offers"
        ],
        "type": "object"
      }
    }
  },
  "tags": [
    "bazaar",
    "offer-receipt"
  ],
  "sourceHost": "mart402.com",
  "lastUpdated": "2026-10-08T06:08:15.684Z",
  "quality": {
    "calls30d": 6,
    "uniquePayers30d": 3,
    "lastCalledAt": "2026-10-08T06:08:15.536Z"
  },
  "metadata": {
    "serviceName": "Mart402",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "age": 35,
              "monthly_remuneration_yen": 300000,
              "prefecture": "tokyo"
            },
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "description": "JSON: grade, standard monthly remuneration, health/care/pension/employment premiums, total, sources",
            "example": {
              "as_of": "2026-08-21",
              "assumptions": [],
              "billable": true,
              "breakdown": [],
              "carried_forward": [],
              "disclaimer": "仮定条件に基づく概算試算。税務相談・手続代行・法律相談ではない。申告・届出への使用不可。確定額は官公署または税理士・社会保険労務士等に確認のこと。",
              "not_covered": [
                "labor insurance の業種別特例(建設・農林以外)",
                "健康保険組合(協会けんぽ以外)",
                "厚生年金基金・企業年金",
                "国民健康保険・国民年金",
                "産休育休免除・随時改定(月変)・定時決定の細目"
              ],
              "note": "SAMPLE RESPONSE generated by the exact deterministic engine that serves production (jp-statutory has no LLM: same input always produces this byte-identical result, carrying the same rules_version and cited primary sources). Served free at /samples/{product} so you can verify the response shape, the rules_version field and the source citations before paying. No payment was taken. The sample_input shown is the catalog example input that produced this output.",
              "ok": true,
              "result": {
                "child_care_support_yen": 345,
                "employment_insurance_yen": 1500,
                "grade": 22,
                "health_yen": 14775,
                "long_term_care_yen": 0,
                "pension_standard_monthly_yen": 300000,
                "pension_yen": 27450,
                "rounding_mode": "deduct_from_salary",
                "standard_monthly_yen": 300000,
                "total_yen": 44070
              },
              "rules_version": "2026.08.18",
              "sample": true,
              "sample_input": {
                "age": 35,
                "monthly_remuneration_yen": 300000,
                "prefecture": "tokyo"
              },
              "sources": [
                "https://jsite.mhlw.go.jp/yamanashi-roudoukyoku/koyouhoken_R8.html",
                "https://www.kyoukaikenpo.or.jp/about/business/insurance_rate/rate_prefectures/r08/index.html",
                "https://www.kyoukaikenpo.or.jp/assets/R8_13tokyo.pdf",
                "https://www.nenkin.go.jp/service/kounen/hokenryo/ryogaku/ryogakuhyo/20200825.files/R08ryougaku.pdf"
              ],
              "summary": "報酬月額300,000円 -> 標準報酬月額300,000円(22等級)、本人負担合計44,070円/月",
              "tool": "jp-social-insurance",
              "unverified_rules": []
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "body": {
                  "properties": {
                    "age": {
                      "type": "number"
                    },
                    "monthly_remuneration_yen": {
                      "type": "number"
                    },
                    "prefecture": {
                      "type": "string"
                    }
                  },
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                },
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                }
              },
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              "type": "object"
            },
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                "example": {
                  "type": "object"
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                "type": {
                  "type": "string"
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              },
              "required": [
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              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      },
      "offer-receipt": {
        "info": {
          "offers": [
            {
              "acceptIndex": 0,
              "format": "jws",
              "signature": "eyJhbGciOiJFZERTQSIsImtpZCI6ImRpZDp3ZWI6bWFydDQwMi5jb20ja2V5LTEifQ.eyJhbW91bnQiOiIxMDAwMCIsImFzc2V0IjoiMHg4MzM1ODlmQ0Q2ZURiNkUwOGY0YzdDMzJENGY3MWI1NGJkQTAyOTEzIiwibmV0d29yayI6ImVpcDE1NTo4NDUzIiwicGF5VG8iOiIweEUzMjQ0YTIxRDBkNjhiRmE3OGI3Q0FkOEMzYjg3NzdhREZiQjMxODgiLCJyZXNvdXJjZVVybCI6Imh0dHBzOi8vbWFydDQwMi5jb20vdjEvanAtc29jaWFsLWluc3VyYW5jZSIsInNjaGVtZSI6ImV4YWN0IiwidmFsaWRVbnRpbCI6MTc5MTQzOTk5NSwidmVyc2lvbiI6MX0.UXsFtQssasC8clkon5BnmCgIerA98KgBfOvutcQGMlh4kpqe83mDbtKSJNIsOy7uQGW82pnio6sOWuQxFN18DA"
            }
          ]
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "offers": {
              "items": {
                "properties": {
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                    "type": "integer"
                  },
                  "format": {
                    "const": "jws",
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                  },
                  "signature": {
                    "description": "JWS compact serialization containing the offer payload",
                    "type": "string"
                  }
                },
                "required": [
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                  "signature"
                ],
                "type": "object"
              },
              "type": "array"
            }
          },
          "required": [
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          ],
          "type": "object"
        }
      }
    }
  },
  "liveness": {
    "reliability": null
  },
  "verified": false,
  "featured": false,
  "provider": {
    "host": "mart402.com",
    "manifest_name": "mart402.com",
    "source": "cdp-mirror",
    "source_manifest_url": "https://api.cdp.coinbase.com/platform/v2/x402/discovery/resources",
    "submitted_at": "2026-10-14T01:15:01.050Z"
  },
  "exampleResponse": {
    "example": {},
    "type": "string"
  }
}