Osegi
Startups·2 min read

IRBANK Raises ¥720 Million in Capital Alliance With Monex Group

Japanese investor-information service IRBANK has closed a ¥720 million round and a capital and business alliance with Monex Group, which will treat it as an equity-method affiliate.

Stock chart dashboard of an investment information app showing company earnings and portfolio data on a laptop screen.
Image: BRIDGE

IRBANK, the operator of the Japanese retail-investor information service of the same name, announced on 9 November that it has completed a ¥720 million funding round and entered a capital and business alliance with Monex Group.

The money comes from three sources: ¥600 million from Monex Group and ¥60 million from individual investors, both through third-party share allotments, plus a ¥60 million start-up loan from the Japan Finance Corporation. Monex Group decided the same day to make IRBANK an equity-method affiliate.

A full launch with paid plans

IRBANK imports earnings summaries, securities reports and timely disclosures from more than 3,900 listed companies every day, and lets users compare results and financials going back over 17 years. It has been free for 12 years and now has 1 million monthly active users. Last year it moved from a solo project to a corporate structure, and in April a crowdfunding campaign to recruit beta testers drew support from 1,141 people. After a beta launch on 24 June, the official version and paid plans went live at noon on 9 November.

The release covers Japanese and US stocks, peer comparison, screening, an "AI Navigator" chat assistant, and disclosure and earnings alerts. Pricing, tax included, is ¥3,000 a month for Standard, ¥6,000 for the plan that adds US stocks, and ¥8,000 for Pro, alongside a free tier. "IRBANK Connect" lets AI tools such as Claude and ChatGPT query IRBANK data via MCP.

Monex integration

Also starting on 9 November is an API link with Monex Securities. Holdings and balances sync automatically, so users can see financials and dividends alongside profit and loss, a 12-month dividend forecast, analysis of performance drivers, and a diagnosis of concentration and estimated risk. Monex Securities launched its "MONEX MCP Server" in August, and the two companies say their AI-driven approaches align.

IRBANK will spend the funds on financial data, a secure AI agent for investing and asset management, and hiring. It also plans to obtain brokerage and investment-advisory licenses and build the operating structure for them, under a "One Platform, Multi Asset" vision covering assets beyond stocks.

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Tags:irbankmonex groupfundingfintechinvestment aijapan

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