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Skills estat-mcp

Search and retrieve Japanese government statistics (人口, GDP, CPI, 貿易, 雇用) from e-Stat API — Japan's official open data portal with 3,000+ statistical tables. Population, economy, trade, employment data. Free API.

install
source · Clone the upstream repo
git clone https://github.com/openclaw/skills
Claude Code · Install into ~/.claude/skills/
T=$(mktemp -d) && git clone --depth=1 https://github.com/openclaw/skills "$T" && mkdir -p ~/.claude/skills && cp -r "$T/skills/ajtgjmdjp/estat-mcp" ~/.claude/skills/clawdbot-skills-estat-mcp && rm -rf "$T"
manifest: skills/ajtgjmdjp/estat-mcp/SKILL.md
source content

e-Stat: Japanese Government Statistics API

Search and fetch official statistics from e-Stat (政府統計の総合窓口), Japan's central portal for government open data. Covers population, GDP, CPI, trade, labor, and 3,000+ statistical tables from all ministries.

Use Cases

  • Look up Japan's population by prefecture and year
  • Compare CPI (消費者物価指数) trends over time
  • Fetch GDP and national accounts data for economic analysis
  • Retrieve trade statistics (輸出入) by commodity or country
  • Access labor force survey data (完全失業率, 就業者数)

Commands

Search for statistics

# Search by keyword (Japanese or English)
estat-mcp search 人口
estat-mcp search "消費者物価指数" --limit 10
estat-mcp search GDP --format json

Fetch statistical data

# Basic data fetch
estat-mcp data 0003410379

# With filters (area=Tokyo, year=2024)
estat-mcp data 0003410379 --cd-area 13000 --cd-time 2024000

# JSON output for programmatic use
estat-mcp data 0003410379 --limit 50 --format json

Test connectivity

estat-mcp test

Filter Parameters

  • --cd-tab
    — Table item code (表章事項コード)
  • --cd-time
    — Time code (時間軸事項コード). Example: 
    2024000
    for 2024
  • --cd-area
    — Area code (地域事項コード). Example: 
    13000
    for Tokyo
  • --cd-cat01
    — Classification code 01 (分類事項01コード)

Common Statistics

Find table IDs via 

estat-mcp search
:

TopicSearch keywordExamples
Population (人口)
人口推計
Total, by age, by prefecture
CPI (物価)
消費者物価指数
Monthly/annual price indices
GDP (国民経済計算)
国民経済計算
Nominal/real GDP, expenditure
Labor (労働)
労働力調査
Unemployment, employment
Trade (貿易)
貿易統計
Imports/exports by country

Workflow

  1. estat-mcp search <keyword>
    → find statistics table ID
  2. estat-mcp data <id> --format json
    → fetch data with filters
  3. Analyze the JSON output

Setup