How do I install the Jquants MCP skill?

Run npx skillmds@latest add dvcrn/jquants-mcp in your terminal (requires Node.js), paste this page's agent-chat prompt into Claude, Cursor, or any MCP-connected agent, or download the SKILL.md file and copy it into your agent's skills directory.

Is Jquants MCP safe to use?

This skill has not completed SkillMD's automated safety review yet. Independent scanners report: SkillSpector: PASS, Skill Scanner: PASS. Capability flags: makes network calls. SkillMD never runs a skill's scripts for you; review the SKILL.md before installing.

Which AI agents work with Jquants MCP?

This skill is tagged as working with Claude Code, Claude.ai, OpenAI Codex. SKILL.md is an open format, so most agents that read a skills directory can load it too.

Is Jquants MCP free to use?

Yes. Installing skills from SkillMD is free, and the skill stays under its author's original license.

Who published Jquants MCP?

dvcrn (@dvcrn) published this skill. Their other Agent Skills are listed on their SkillMD profile.

Jquants MCP by dvcrn — Agent Skill

Name: Jquants MCP
Rating: 4.2 (5 reviews)
Author: dvcrn

Jquants MCP

Access JPX stock market data via J-Quants API — search stocks, get daily OHLCV prices, financial summaries (revenue, profit, EPS, ROE), and earnings calendar for Tokyo Stock Exchange (TSE) listed companies. Japan stock price data.

dvcrn Updated Sep 8, 2026 32 repo stars

File contents

J-Quants: JPX Stock Market Data

Access Tokyo Stock Exchange (TSE) listed stock data via the official J-Quants API. Search stocks, get daily OHLCV prices, financial summaries, and earnings announcement calendar.

Important: This tool is for personal use only. Data redistribution is prohibited by J-Quants Terms of Service. https://jpx-jquants.com/termsofservice

Use Cases

Search for TSE-listed stocks by code or company name
Get daily OHLCV price data for any stock
Retrieve financial summaries (revenue, profit, EPS, ROE)
Check upcoming earnings announcement dates
Compare financial metrics across companies

Commands

Search stocks

# By stock code
jquants-mcp search 7203

# By company name (Japanese)
jquants-mcp search トヨタ

# JSON output
jquants-mcp search ソニー --json-output

Get stock prices

# Default: last 30 days
jquants-mcp price 7203

# With date range
jquants-mcp price 7203 --start-date 2024-01-01 --end-date 2024-12-31

# JSON output
jquants-mcp price 7203 --json-output

Get financial data

jquants-mcp financials 7203
jquants-mcp financials 6758 --json-output

Get earnings calendar

# Default: next 30 days
jquants-mcp calendar

# With date range
jquants-mcp calendar --start-date 2024-04-01 --end-date 2024-06-30

Test connectivity

jquants-mcp test

Workflow

jquants-mcp search <company> → find stock code
jquants-mcp price <code> → get price history
jquants-mcp financials <code> → get financial data
jquants-mcp calendar → check earnings dates

Setup

Requires JQUANTS_MAIL_ADDRESS and JQUANTS_PASSWORD environment variables
Free account registration: https://jpx-jquants.com/
Python package: pip install jquants-mcp or uv tool install jquants-mcp

Terms of Service

By using this tool, you agree to the J-Quants Terms of Service. Data is for personal use only — redistribution is prohibited.

---name: jquants-mcpdescription: Access JPX stock market data via J-Quants API — search stocks, get daily OHLCV prices, financial summaries (revenue, profit, EPS, ROE), and earnings calendar for Tokyo Stock Exchange (TSE) listed companies. Japan stock price data.---# J-Quants: JPX Stock Market DataAccess Tokyo Stock Exchange (TSE) listed stock data via the official J-Quants API. Search stocks, get daily OHLCV prices, financial summaries, and earnings announcement calendar.**Important: This tool is for personal use only.** Data redistribution is prohibited by J-Quants Terms of Service. https://jpx-jquants.com/termsofservice## Use Cases- Search for TSE-listed stocks by code or company name- Get daily OHLCV price data for any stock- Retrieve financial summaries (revenue, profit, EPS, ROE)- Check upcoming earnings announcement dates- Compare financial metrics across companies## Commands### Search stocks```bash# By stock codejquants-mcp search 7203# By company name (Japanese)jquants-mcp search トヨタ# JSON outputjquants-mcp search ソニー --json-output```### Get stock prices```bash# Default: last 30 daysjquants-mcp price 7203# With date rangejquants-mcp price 7203 --start-date 2024-01-01 --end-date 2024-12-31# JSON outputjquants-mcp price 7203 --json-output```### Get financial data```bashjquants-mcp financials 7203jquants-mcp financials 6758 --json-output```### Get earnings calendar```bash# Default: next 30 daysjquants-mcp calendar# With date rangejquants-mcp calendar --start-date 2024-04-01 --end-date 2024-06-30```### Test connectivity```bashjquants-mcp test```## Workflow1. `jquants-mcp search <company>` → find stock code2. `jquants-mcp price <code>` → get price history3. `jquants-mcp financials <code>` → get financial data4. `jquants-mcp calendar` → check earnings dates## Setup- Requires `JQUANTS_MAIL_ADDRESS` and `JQUANTS_PASSWORD` environment variables- Free account registration: https://jpx-jquants.com/- Python package: `pip install jquants-mcp` or `uv tool install jquants-mcp`## Terms of ServiceBy using this tool, you agree to the J-Quants Terms of Service.Data is for personal use only — redistribution is prohibited.

Frequently asked questions