Komori
Other Disclosures6027Bengo4.com,Inc.Information and Communications, Services and Others

Integrated legal AI agent “Legal Brain Agent” reaches a “top-tier passing level” on the essay section of Japan’s most challenging exam, the Preliminary Bar Examination

The company-developed legal AI, Legal Brain Agent, scored 375 out of 500 points across all 10 subjects in the essay-format component of the 2025 preliminary bar examination, based on grading by an external institution, and was assessed as being at a “top-tier passing level.” It also outperformed 2 general-purpose AI models in all 10 subjects.

Worth reading
57In focus
0–100. This measures how worthwhile something is to read, not how good or bad the company is.
Direction
Improvement
Direction inferred from the company’s description.
Scale
375
Points (out of 500)
Wording
Conditional
How definitive the wording is.

Announced details

Legal Brain Agent, Legal Brain, Legal Graph
Applicable field (uses covered by this announcement)

Legal practice for attorneys and corporate legal professionals, organizing consultation topics, brainstorming, research, and document drafting

What the company reported numerically
Quantitative Effects

375 out of 500 points; outperformed general-purpose AI models in all 10 subjects; rated “excellent” in 5 of the 10 subjects and “poor” in 0 subjects; achieved a 96.5% correct-answer rate on the multiple-choice component (169 out of 175 points)

Relationship between the counterparty and the company
Bengo4.com,Inc.6027
Relationship with the Company

An external specialist institution commissioned to grade the assessment. Capital and personnel relationships are not disclosed.

Counterparty株式会社法学館 (Ito Juku)

The company operates Ito Juku, a school that provides instruction for candidates sitting the bar examination. Other information, including its location, representative, capital, and year of establishment, is not disclosed.

Award/certification name

Top-tier passing level (2025 preliminary bar examination, essay-format examination)

Awarding / certifying body

株式会社法学館 (Ito Juku)

Location (as indicated in this announcement)

Kurosaki Building, 4-1-4 Roppongi, Minato-ku, Tokyo (弁護士ドットコム headquarters)

In this announcement the company addresses none of Contract Value / Offering price / Impact on Business Performance.

Source (materials cited by the company)

Ministry of Justice, “Results of the 2025 Preliminary Bar Examination”; 株式会社法学館’s many years of instructional experience and proprietary grading criteria; company research

Announced details
ItemDetails
Names of Products / Services CoveredLegal Brain Agent, Legal Brain, Legal Graph
Counterparty株式会社法学館 (Ito Juku)
Counterparty overviewThe company operates Ito Juku, a school that provides instruction for candidates sitting the bar examination. Other information, including its location, representative, capital, and year of establishment, is not disclosed.
Relationship with the CompanyAn external specialist institution commissioned to grade the assessment. Capital and personnel relationships are not disclosed.
Applicable areaLegal practice for attorneys and corporate legal professionals, organizing consultation topics, brainstorming, research, and document drafting
Award/certification nameTop-tier passing level (2025 preliminary bar examination, essay-format examination)
Awarding / certifying body株式会社法学館 (Ito Juku)
LocationKurosaki Building, 4-1-4 Roppongi, Minato-ku, Tokyo (弁護士ドットコム headquarters)
Quantitative Effects375 out of 500 points; outperformed general-purpose AI models in all 10 subjects; rated “excellent” in 5 of the 10 subjects and “poor” in 0 subjects; achieved a 96.5% correct-answer rate on the multiple-choice component (169 out of 175 points)
SourceMinistry of Justice, “Results of the 2025 Preliminary Bar Examination”; 株式会社法学館’s many years of instructional experience and proprietary grading criteria; company research
Items this document does not state (8)
Contract ValueOffering priceContract DateLaunch dateRegistration number and expiry dateLocation scaleUsage historyImpact on Business Performance

These are items the company does not state in this document. We do not leave them blank, nor fill them in from other sources or by inference.

The reasons the company gives

The company's own explanation, not something inferred from the numbers.

The product is built on its proprietary legal knowledge database, Legal Graph, and uses continuous quality improvements by attorneys together with proprietary algorithms designed to handle essay composition and legal reasoning.

How to read this page

This is not the documentKomori reads the disclosure the company filed and writes this summary. Figures are as stated by the company and are not audited.
Weight is not a verdictIt measures how much this changes what the company had already told the market. It is not a view on the shares.
Corrections happenIf the company reissues this disclosure, the page is rebuilt from the corrected version and the revision number moves up.
Integrated legal AI agent “Legal Brain Agent” reaches a “top-tier passing level” on the essay section of Japan’s most challenging exam, the Preliminary Bar Examination | Bengo4.com,Inc. (6027) timely disclosure | Komori