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Finance/Boj
Logo Boj

Boj

Japan's monetary base and its components.

Endpoints
4
Requests
405
Updated
5 hours ago
For LLMs
llms.txt
Endpoint healthnot yet measured
  • monetary-basenot measured
  • tablenot measured
  • ratesnot measured
  • tablesnot measured
no measurements yetdaily 01:00 WIB

Playground

4 endpoints
GET/v1/finance:boj/monetary-base6h cache4 paramschecking key…
Parameters
langenum

Language of the series names and units. Default en.

fromstring

Earliest month, YYYY-MM.

tostring

Latest month, YYYY-MM.

lengthnumber

Observations per series, newest first. Default 60, max 20000.

·
Response
EXAMPLE
{
  "to": null,
  "from": null,
  "lang": "en",
  "count": 8,
  "items": [
    {
      "end": "2026-07",
      "code": "MD01'MABS1AN11@",
      "name": "Monetary Base/Average Amounts Outstanding/Year-on-year change",
      "unit": "%",
      "count": 60,
      "start": "1971-01",
      "total": 559,
      "values": [
        {
          "value": -13.8,
          "period": "2026-07"
        },
        {
          "value": -13.7,
          "period": "2026-06"
        },
        {
          "value": -12.2,
          "period": "2026-05"
        }
      ],
      "lastUpdate": "2026-08-04",
      "latestValue": -13.8,
      "latestPeriod": "2026-07"
    },
    {
      "end": "2026-07",
      "code": "MD01'MABS2AN116@",
      "name": "Monetary Base/Banknotes in Circulation/Average Amounts Outstanding/Year-on-year change",
      "unit": "%",
      "count": 60,
      "start": "1971-01",
      "total": 559,
      "values": [
        {
          "value": -1.9,
          "period": "2026-07"
        },
        {
          "value": -1.8,
          "period": "2026-06"
        },
        {
          "value": -1.7,
          "period": "2026-05"
        }
      ],
      "lastUpdate": "2026-08-04",
      "latestValue": -1.9,
      "latestPeriod": "2026-07"
    },
    {
      "end": "2026-07",
      "code": "MD01'MABS2AN117@",
      "name": "Monetary Base/Coins in Circulation/Average Amounts Outstanding/Year-on-year change",
      "unit": "%",
      "count": 60,
      "start": "1971-01",
      "total": 559,
      "values": [
        {
          "value": -1.1,
          "period": "2026-07"
        },
        {
          "value": -1.1,
          "period": "2026-06"
        },
        {
          "value": -1.1,
          "period": "2026-05"
        }
      ],
      "lastUpdate": "2026-08-04",
      "latestValue": -1.1,
      "latestPeriod": "2026-07"
    }
  ],
  "table": "md01_m_1",
  "title": "Monetary Base/Average Amounts Outstanding (Monthly)",
  "total": 4472,
  "dataset": "monetary-base",
  "provider": "boj",
  "snapshotAt": "2026-08-21 AM 09:00"
}

Code examples

Monetary Base
zpi-sdkrecommended
// npm i zpi-sdk
import { ZpiClient } from "zpi-sdk";

const client = new ZpiClient({ apiKey: "zpi_xxxxxxxxxxxxxxxxxxxxxxxx" });

const data = await client.run("finance:boj", "monetary-base", {
  "lang": "en",
  "from": "2025-01",
  "to": "2026-07",
  "length": 24
});
console.log(data);
Full SDK reference →
request.sh
curl -X GET "https://api.zpi.web.id/v1/finance:boj/monetary-base?lang=en&from=2025-01&to=2026-07&length=24" \
  -H "x-api-key: zpi_xxxxxxxxxxxxxxxxxxxxxxxx"

Full reference

4 endpoints · plain text
GETMonetary Base/v1/finance:boj/monetary-baseJapan's monetary base and its components.

Parameters

langenumoptional
Language of the series names and units. Default en. Values: en, ja.
fromstringoptional
Earliest month, YYYY-MM.
tostringoptional
Latest month, YYYY-MM.
lengthnumberoptional
Observations per series, newest first. Default 60, max 20000.

Request

curl -X GET "https://api.zpi.web.id/v1/finance:boj/monetary-base?lang=en&from=2025-01&to=2026-07&length=24" \
  -H "x-api-key: zpi_xxxxxxxxxxxxxxxxxxxxxxxx"

Example response

{
  "to": null,
  "from": null,
  "lang": "en",
  "count": 8,
  "items": [
    {
      "end": "2026-07",
      "code": "MD01'MABS1AN11@",
      "name": "Monetary Base/Average Amounts Outstanding/Year-on-year change",
      "unit": "%",
      "count": 60,
      "start": "1971-01",
      "total": 559,
      "values": [
        {
          "value": -13.8,
          "period": "2026-07"
        },
        {
          "value": -13.7,
          "period": "2026-06"
        },
        {
          "value": -12.2,
          "period": "2026-05"
        }
      ],
      "lastUpdate": "2026-08-04",
      "latestValue": -13.8,
      "latestPeriod": "2026-07"
    },
    {
      "end": "2026-07",
      "code": "MD01'MABS2AN116@",
      "name": "Monetary Base/Banknotes in Circulation/Average Amounts Outstanding/Year-on-year change",
      "unit": "%",
      "count": 60,
      "start": "1971-01",
      "total": 559,
      "values": [
        {
          "value": -1.9,
          "period": "2026-07"
        },
        {
          "value": -1.8,
          "period": "2026-06"
        },
        {
          "value": -1.7,
          "period": "2026-05"
        }
      ],
      "lastUpdate": "2026-08-04",
      "latestValue": -1.9,
      "latestPeriod": "2026-07"
    },
    {
      "end": "2026-07",
      "code": "MD01'MABS2AN117@",
      "name": "Monetary Base/Coins in Circulation/Average Amounts Outstanding/Year-on-year change",
      "unit": "%",
      "count": 60,
      "start": "1971-01",
      "total": 559,
      "values": [
        {
          "value": -1.1,
          "period": "2026-07"
        },
        {
          "value": -1.1,
          "period": "2026-06"
        },
        {
          "value": -1.1,
          "period": "2026-05"
        }
      ],
      "lastUpdate": "2026-08-04",
      "latestValue": -1.1,
      "latestPeriod": "2026-07"
    }
  ],
  "table": "md01_m_1",
  "title": "Monetary Base/Average Amounts Outstanding (Monthly)",
  "total": 4472,
  "dataset": "monetary-base",
  "provider": "boj",
  "snapshotAt": "2026-08-21 AM 09:00"
}
GETTable/v1/finance:boj/tableOne of the Bank of Japan's pre-built time-series tables.

Parameters

tablestringrequired
Table id. The 28 published ids come from tables — ir01_d_1, ir01_m_1, fm01_d_1, md01_m_1, bs02_m_1, ff_q_1, co_q_1 and so on.
langenumoptional
Language of the series names and units. Default en. Values: en, ja.
fromstringoptional
Earliest period, YYYY, YYYY-MM or YYYY-MM-DD to match the table's own frequency.
tostringoptional
Latest period, same format as from.
lengthnumberoptional
Observations per series, newest first. Default 120, max 20000.

Request

curl -X GET "https://api.zpi.web.id/v1/finance:boj/table?table=ir01_m_1&lang=en&from=2020-01&to=2026-07&length=60" \
  -H "x-api-key: zpi_xxxxxxxxxxxxxxxxxxxxxxxx"

Example response

{
  "to": null,
  "from": null,
  "lang": "en",
  "count": 1,
  "items": [
    {
      "end": "2026-07",
      "code": "IR01'MADR1M",
      "name": "The Basic Discount Rate and Basic Loan Rate",
      "unit": "Percent per annum",
      "count": 120,
      "start": "1882-10",
      "total": 559,
      "values": [
        {
          "value": 1.25,
          "period": "2026-07"
        },
        {
          "value": 1.25,
          "period": "2026-06"
        },
        {
          "value": 1,
          "period": "2026-05"
        },
        {
          "value": 1,
          "period": "2026-04"
        },
        {
          "value": 1,
          "period": "2026-03"
        },
        {
          "value": 1,
          "period": "2026-02"
        },
        {
          "value": 1,
          "period": "2026-01"
        },
        {
          "value": 1,
          "period": "2025-12"
        }
      ],
      "lastUpdate": "2026-08-04",
      "latestValue": 1.25,
      "latestPeriod": "2026-07"
    }
  ],
  "table": "ir01_m_1",
  "title": "Basic Loan Rate (Monthly)",
  "total": 559,
  "dataset": "table",
  "provider": "boj",
  "snapshotAt": "2026-08-21 AM 09:00"
}
GETRates/v1/finance:boj/ratesThe Bank of Japan's policy and money-market rates.

Parameters

frequencyenumoptional
daily reads ir01_d_1 and fm01_d_1, monthly reads ir01_m_1 and fm02_m_1. Default daily. Values: daily, monthly.
langenumoptional
Language of the series names and units. Default en. Values: en, ja.
fromstringoptional
Earliest period, YYYY-MM-DD for daily or YYYY-MM for monthly.
tostringoptional
Latest period, same format as from.
lengthnumberoptional
Observations per series, newest first. Default 60, max 20000.

Request

curl -X GET "https://api.zpi.web.id/v1/finance:boj/rates?frequency=daily&lang=en&from=2026-01&to=2026-08-18&length=30" \
  -H "x-api-key: zpi_xxxxxxxxxxxxxxxxxxxxxxxx"

Example response

{
  "to": null,
  "from": null,
  "lang": "en",
  "count": 2,
  "items": [
    {
      "end": "2026-08-19",
      "code": "IR01'MADR1Z@D",
      "name": "The Basic Discount Rate and Basic Loan Rate",
      "unit": "Percent per annum",
      "count": 60,
      "start": "1882-10-11",
      "table": "ir01_d_1",
      "total": 10458,
      "values": [
        {
          "value": 1.25,
          "period": "2026-08-19"
        },
        {
          "value": 1.25,
          "period": "2026-08-18"
        },
        {
          "value": 1.25,
          "period": "2026-08-17"
        },
        {
          "value": 1.25,
          "period": "2026-08-16"
        },
        {
          "value": 1.25,
          "period": "2026-08-15"
        },
        {
          "value": 1.25,
          "period": "2026-08-14"
        },
        {
          "value": 1.25,
          "period": "2026-08-13"
        },
        {
          "value": 1.25,
          "period": "2026-08-12"
        }
      ],
      "lastUpdate": "2026-08-21",
      "latestValue": 1.25,
      "latestPeriod": "2026-08-19"
    },
    {
      "end": "2026-08-19",
      "code": "FM01'STRDCLUCON",
      "name": "Call Rate, Uncollateralized Overnight, Average (Daily)",
      "unit": "percent per annum",
      "count": 60,
      "start": "1998-01-05",
      "table": "fm01_d_1",
      "total": 10454,
      "values": [
        {
          "value": 0.977,
          "period": "2026-08-19"
        },
        {
          "value": 0.977,
          "period": "2026-08-18"
        },
        {
          "value": 0.977,
          "period": "2026-08-17"
        },
        {
          "value": null,
          "period": "2026-08-16"
        },
        {
          "value": null,
          "period": "2026-08-15"
        },
        {
          "value": 0.977,
          "period": "2026-08-14"
        },
        {
          "value": 0.977,
          "period": "2026-08-13"
        },
        {
          "value": 0.977,
          "period": "2026-08-12"
        }
      ],
      "lastUpdate": "2026-08-21",
      "latestValue": 0.977,
      "latestPeriod": "2026-08-19"
    }
  ],
  "total": 20912,
  "tables": [
    "ir01_d_1",
    "fm01_d_1"
  ],
  "dataset": "rates",
  "provider": "boj",
  "frequency": "daily",
  "snapshotAt": "2026-08-21 AM 09:00"
}
GETTables/v1/finance:boj/tablesThe Bank of Japan's 28 pre-built time-series tables, with the frequency and

Parameters

langenumoptional
Language of the table and category names. Default en. Values: en, ja.
querystringoptional
Case-insensitive filter over the table id, name and category.

Request

curl -X GET "https://api.zpi.web.id/v1/finance:boj/tables?lang=en&query=rates" \
  -H "x-api-key: zpi_xxxxxxxxxxxxxxxxxxxxxxxx"

Example response

{
  "lang": "en",
  "count": 28,
  "items": [
    {
      "name": "Basic Loan Rate",
      "table": "ir01_d_1",
      "csvUrl": "https://www.stat-search.boj.or.jp/ssi/mtshtml/csv/ir01_d_1_en.csv",
      "pageUrl": "https://www.stat-search.boj.or.jp/ssi/mtshtml/ir01_d_1_en.html",
      "category": "Interest Rates on Deposits and Loans",
      "frequency": "daily",
      "frequencyLabel": "Daily"
    },
    {
      "name": "Basic Loan Rate",
      "table": "ir01_m_1",
      "csvUrl": "https://www.stat-search.boj.or.jp/ssi/mtshtml/csv/ir01_m_1_en.csv",
      "pageUrl": "https://www.stat-search.boj.or.jp/ssi/mtshtml/ir01_m_1_en.html",
      "category": "Interest Rates on Deposits and Loans",
      "frequency": "monthly",
      "frequencyLabel": "Monthly"
    },
    {
      "name": "Average Interest Rates Posted at Financial Institutions by Type of Deposit",
      "table": "ir02_m_1",
      "csvUrl": "https://www.stat-search.boj.or.jp/ssi/mtshtml/csv/ir02_m_1_en.csv",
      "pageUrl": "https://www.stat-search.boj.or.jp/ssi/mtshtml/ir02_m_1_en.html",
      "category": "Interest Rates on Deposits and Loans",
      "frequency": "monthly",
      "frequencyLabel": "Monthly"
    },
    {
      "name": "Average Contracted Interest Rates on Loans and Discounts",
      "table": "ir04_m_1",
      "csvUrl": "https://www.stat-search.boj.or.jp/ssi/mtshtml/csv/ir04_m_1_en.csv",
      "pageUrl": "https://www.stat-search.boj.or.jp/ssi/mtshtml/ir04_m_1_en.html",
      "category": "Interest Rates on Deposits and Loans",
      "frequency": "monthly",
      "frequencyLabel": "Monthly"
    },
    {
      "name": "Call Rates",
      "table": "fm01_d_1",
      "csvUrl": "https://www.stat-search.boj.or.jp/ssi/mtshtml/csv/fm01_d_1_en.csv",
      "pageUrl": "https://www.stat-search.boj.or.jp/ssi/mtshtml/fm01_d_1_en.html",
      "category": "Financial Markets",
      "frequency": "daily",
      "frequencyLabel": "Daily"
    },
    {
      "name": "Call Rates",
      "table": "fm02_m_1",
      "csvUrl": "https://www.stat-search.boj.or.jp/ssi/mtshtml/csv/fm02_m_1_en.csv",
      "pageUrl": "https://www.stat-search.boj.or.jp/ssi/mtshtml/fm02_m_1_en.html",
      "category": "Financial Markets",
      "frequency": "monthly",
      "frequencyLabel": "Monthly"
    },
    {
      "name": "Foreign Exchange Rate(Tokyo Market Interbank Rates)",
      "table": "fm08_d_1",
      "csvUrl": "https://www.stat-search.boj.or.jp/ssi/mtshtml/csv/fm08_d_1_en.csv",
      "pageUrl": "https://www.stat-search.boj.or.jp/ssi/mtshtml/fm08_d_1_en.html",
      "category": "Financial Markets",
      "frequency": "daily",
      "frequencyLabel": "Daily"
    },
    {
      "name": "Foreign Exchange Rate(Tokyo Market Interbank Rates)",
      "table": "fm08_m_1",
      "csvUrl": "https://www.stat-search.boj.or.jp/ssi/mtshtml/csv/fm08_m_1_en.csv",
      "pageUrl": "https://www.stat-search.boj.or.jp/ssi/mtshtml/fm08_m_1_en.html",
      "category": "Financial Markets",
      "frequency": "monthly",
      "frequencyLabel": "Monthly"
    }
  ],
  "query": null,
  "total": 28,
  "dataset": "tables",
  "provider": "boj"
}

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