What Bengo4.com does

Bengo4.com, Inc. is a Tokyo-headquartered, publicly listed legal technology company operating Japan's largest online legal services platform. Founded in 2005 and listed on the Tokyo Stock Exchange Prime Market under ticker 6027, the company serves three interlocking customer segments: individual consumers seeking legal help through free Q&A, lawyer search, and cost estimates; Japanese lawyers seeking client acquisition and practice tools (with 24,020 registered lawyers — over 60% of Japan's lawyer base); and corporate enterprises needing contract management, AI-powered legal research, and compliance solutions.

The product ecosystem centers on the bengo4.com consumer legal portal, CloudSign (Japan's first and No.1 market-share cloud-based electronic contract platform with official certification under Japan's Electronic Signature Law), Legal Brain Agent (an integrated legal-specialized AI agent built on the proprietary Legal Graph knowledge base), Zeiri4.com (tax accountant matching), and BUSINESS LAWYERS (corporate legal portal with 130,000+ members). Major enterprise customers include the four leading Japanese trust banks (Mizuho Trust, Sumitomo Mitsui Trust, Mitsubishi UFJ Trust, Resona), and CloudSign has been validated for court-admissible electronic power of attorney under the revised Civil Procedure Law.

Bengo4.com monetizes through diversified recurring revenue streams: consumer premium subscriptions (¥550/month as of October 2024), lawyer registration subscriptions, CloudSign B2B SaaS contracts, Legal Brain Agent per-seat licensing, marketplace matching fees, and an emerging legal finance vertical combining litigation financing with legal expense insurance. Between 2023 and 2026 the company acquired LIC (case law database), Bengo Kakumei (digital case management), Japan Legal Network (litigation financing), and Mikata Insurance, while establishing the SMBC CloudSign joint venture with Sumitomo Mitsui Financial Group to build an integrated legal services platform.

Name

Bengo4.com

Legal name

弁護士ドットコム株式会社 (Bengo4.com, Inc.)

Website

https://bengo4.com

Company type

Public

Founded year

2005

Operating status

Operating

Headcount range

101–250 employees

Short description

Bengo4.com operates Japan's largest legal technology platform, offering lawyer matching, electronic contracts (CloudSign), AI legal research (Legal Brain Agent), and tax services to consumers, lawyers, and enterprises across Japan.

Ownership category

akta.pro rank

Product category

Legal Technology

NAICS

Offices of Lawyers (541110), Software Publishers (5132)

SIC

Services-Legal Services (8111)

akta.pro primary industry

Legal Practice Management & Case Management (BPAEAPAC)

Keywords

• Legal technology platform
• Electronic contract software
• Lawyer matching services
• AI legal research
• Tax accountant platform

Headquarters

HQ city

Minato

HQ country

Japan

HQ region

Asia

Offices1 record

Markets served

GTM type

B2B and B2C

Offering type

Software

Cost components

Technology or R&D, Personnel, Marketing or Sales, Operations, Infrastructure

Revenue model

1. Premium Subscription (Consumer): Monthly subscription at ¥550 (tax-inclusive) for consumers to access premium Q&A content and features on the bengo4.com platform
2. Lawyer Registration Services: Monthly subscription fees from registered lawyers for premium listing, search priority, and professional tools. Billing via credit card or account transfer
3. CloudSign (Electronic Contract SaaS): B2B SaaS subscription for electronic contract management. Sold to enterprises, financial institutions, and government bodies. Market leading share in Japan's electronic contract market
4. Legal Brain Agent: AI-powered legal research and document drafting SaaS for lawyers and corporate legal departments, licensed on a per-seat or subscription basis
5. Matching / Lead Fees: Revenue from lawyer-matching services including one-quote requests, where consumers request cost estimates from lawyers for legal matters
6. Legal Finance (Litigation Financing): New business combining legal expense insurance and litigation financing, targeting 9 trillion yen global legal finance market to eliminate cost barriers preventing people from pursuing legal remedies

Pricing tiers

Go-to-market motion3 records

Distribution channels7 records

Marketing channels8 records

Core offering

Bengo4.com operates a legal technology ecosystem connecting Japanese consumers, lawyers, and enterprises. Core offerings include the bengo4.com consumer portal for free lawyer search and legal Q&A with 24,020 registered lawyers (60%+ of Japan's lawyers), CloudSign (Japan's No.1 market share electronic contract SaaS), Legal Brain Agent (proprietary AI-powered legal research and document drafting), and Zeiri4.com for tax accountant matching. The company also runs BUSINESS LAWYERS (corporate legal portal), legal news media, and a legal finance business combining expense insurance with litigation financing.

Product overview

Bengo4.com operates a multi-platform legal-tech ecosystem with core services including 弁護士ドットコム (lawyer portal with search, Q&A, news, and estimation), CloudSign (No.1 market share electronic contract service), Legal Brain Agent (integrated legal AI agent), 税理士ドットコム (tax advisor matching), BUSINESS LAWYERS (corporate legal portal), and related media and career services. The company expanded through acquisitions including Bengo Kakumei (digital case management), LIC (case law database), and 弁財革命 (document organization tools). Recent offerings include AI炎上チェッカー (reputational risk checking) and legal finance services combining legal expense insurance with litigation financing. The platform serves individuals, lawyers, and corporations across legal, tax, and compliance needs.

Differentiator

Problem solved

Functional benefit

Products and services

• CloudSign (クラウドサイン) Japan's first cloud-based electronic contract service with No.1 market share. Provides end-to-end contract management including digital signatures compliant with electronic signature law, timestamp certification, AI review, AI contract risk checking, document workflows, legal letter management, and Japanese Individual Number Card signature integration. Sold to enterprises, financial institutions, and government bodies.
• Legal Brain Agent (Legal Brain) Integrated legal AI agent combining proprietary Legal Graph knowledge database with AI capabilities. Provides citation-grounded legal research, consultation organization, brainstorming, document drafting support for lawyers and corporate legal departments. Achieved 375/500 points on 2025 bar exam essay paper (top pass level per Ito Juku evaluation).
• Bengo4.com (弁護士ドットコム) Consumer Legal Portal Japan's largest legal portal with 24,020 registered lawyers (60%+ of domestic lawyers) and 1,496,957 total consultations handled. Offers lawyer search by location and practice area, free legal Q&A, free cost estimation requests, lawyer video explanations, and consultation booking for individuals facing legal issues (divorce, debt, inheritance, labor, traffic, criminal).
• Zeiri4.com (税理士ドットコム) Tax advisor matching service with over 6,900 registered tax professionals and 1.8 million monthly users. Connects users with tax advisors through professional coordinator matching for tax consultations and accountant selection.
• BUSINESS LAWYERS Japan's largest corporate legal portal with over 130,000 members. Provides professional legal information for corporate legal, compliance, and management departments with professional content and tools for in-house counsel.
• Bengo4.com Careers (弁護士ドットコムキャリア) Career support service for lawyers and legal professionals with over 40% of placed candidates earning 8 million yen or more. Targets high-class legal talent for placement at law firms and corporate legal departments.
• AI Scandal Checker (AI炎上チェッカー) AI-powered risk checking tool to prevent reputational crises and defamation. Uses AI to analyze content before publication to identify potential controversy risks for companies and content publishers.
• 相続弁護士ドットコム (Inheritance Lawyer Portal) Specialized vertical portal for inheritance and succession legal matters, connecting consumers with lawyers for inheritance-related issues.
• 企業法務弁護士ドットコム (Corporate Legal Lawyer Portal) Specialized vertical portal for corporate legal matters, matching businesses with lawyers for corporate law needs.
• 離婚弁護士ドットコム (Divorce Lawyer Portal) Specialized vertical portal for divorce and family law matters, connecting consumers with divorce and family law specialists.
• クラウドサイン Kanri and AI Risk Checker (Contract Management Bundle) CloudSign Kanri contract management service and CloudSign Review AI-powered contract review support service introduced together as enterprise risk-check tools.
• 弁護士ドットコム ホットライン β (Bengo4.com Hotline AI) AI-powered phone hotline service that uses AI to identify and clarify user intent from phone consultation inquiries and transfer calls to appropriate lawyers. Available as beta version.
• Legal Finance Services (Legal Expense Insurance + Litigation Financing) Combined legal expense insurance and litigation financing business targeting the 9 trillion yen global legal finance market to address the '20% Justice Phenomenon' by reducing cost barriers to legal remedies for individuals. Operated through subsidiaries Japan Legal Network (litigation financing) and Mikata Insurance (legal expense insurance).
• 弁護士ドットコムニュース (Bengo4.com News) Legal-focused news platform providing news interpreted from legal perspectives. Covers trending current events with lawyer commentary and ranks highly in Japanese search engines for legal topics.
• Bengo4.com Premium Service Premium subscription service for consumers on the bengo4.com platform priced at ¥550/month (tax-inclusive, updated from ¥330/month on October 1, 2024) granting access to all other users' Q&A content, lawyer video explanations, favorites, and gift URL sharing features.

Quantifiable outcome

• Legal Brain Agent achieved 375/500 on 2025 bar exam essay paper (evaluated by Itoju) — 'top pass level'
• +3 more outcomes

Named customers6 records

Segments4 records

Ideal customer profiles4 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

AI capability7 records

Feature4 records

Partnerships

Seven partnerships are on record, tiered core and minor.

• Japan Legal Network (株式会社日本リーガルネットワーク)coreStrategic or Co-development Partner · 1 January 2026Group company joining in 2026, specializing in litigation financing (訴訟ファイナンス). Supports Bengo4.com's full-scale entry into the legal finance business targeting the 9 trillion yen global legal finance market.
• Mikata Small Amount Short-Term Insurance (ミカタ少額短期保険株式会社)coreStrategic or Co-development Partner · 1 January 2026Group company joining in 2026, providing legal expense insurance. Complements the legal finance business by combining insurance with litigation financing to address the '20% Justice Phenomenon' and expand access to legal services.
• Major Trust Banks (みずほ・三井住友・三菱UFJ・りそな)coreChannel Partner/ Reseller/ Distributor · 1 January 2026Four major Japanese trust banks adopted CloudSign for corporate pension contract digitization. These financial institutions distribute CloudSign to their corporate clients, significantly expanding the platform's enterprise reach.
• Hogaku-sha / Itoju (株式会社法学館)minorStrategic or Co-development Partner · 1 January 2026External validation partner for Legal Brain Agent AI performance. Evaluated the AI's answers to bar exam essay questions, providing third-party credibility for the product's accuracy claims (375/500 score, 'top pass level' rating).
• Bengo Kakumei ( bengokakumei / Bengo Revolution Co., Ltd.)coreStrategic or Co-development Partner · 1 April 2024Bengo4.com acquired all shares of Bengo Kakumei Co., Ltd. in April 2024 to leverage its digital case management tool and enhance group synergy for court procedure IT modernization. Bengo Kakumei focuses on digital case management tools for legal practitioners.
• LIC (株式会社エル・アイ・シー)coreStrategic or Co-development Partner · 1 January 2023Group company joining in 2023, providing case law databases (判例秘书) and legal information services, strengthening the data foundation for Legal Brain AI and expanding the legal content library
• SMBC CloudSign (SMBCクラウドサイン)coreStrategic or Co-development Partner · 1 January 2019Joint venture established in 2019 with Sumitomo Mitsui Financial Group to operate the CloudSign business, combining SMBC's financial services reach with Bengo4.com's technology to accelerate electronic contract adoption in Japan's corporate sector

Scale indicators8 records

Recent moves11 records

Expansion highlights7 records

Broad incumbents

• LexisNexis: Major legal and regulatory information provider with deep legal database. Comparable to bengo4.com's case law database (via LIC subsidiary) and Legal Brain's citation-grounded research, though LexisNexis is a global incumbent with broader coverage.
• Thomson Reuters (Westlaw): Global legal information and research provider via Westlaw. Comparable to bengo4.com's Legal Brain AI for legal research, but operates as a broad incumbent serving law firms globally with comprehensive content and tooling beyond Japan's market focus.

Emerging players

• MNTSQ: Japanese legal tech company applying NLP/AI to contract review and management. Comparable to Legal Brain Agent's enterprise offerings, focusing on AI-powered contract analysis for Japanese corporate legal departments.
• GVA TECH: Japanese legal AI startup offering AI contract review (GVA assist) and legal consulting services. Competes with Legal Brain Agent in the Japanese enterprise legal AI segment, focused on contract automation for corporate legal teams.
• LegalForce: Japanese AI-powered contract review and lifecycle management company. Directly competes with CloudSign Kanri and Legal Brain in the Japanese enterprise legal AI market, with overlapping focus on contract risk analysis for corporate legal departments.

Direct peers

• Clio: Leading cloud-based legal practice management software for law firms. Comparable to bengo4.com's lawyer-facing tools (Bengo Revolution digital case management, CloudSign, Legal Brain) serving the same law firm customer base in different geographies.
• LegalZoom: US online legal services platform connecting consumers with lawyers and offering document automation. Closely comparable to bengo4.com's consumer-facing legal portal model (lawyer search, Q&A, marketplace matching), though LegalZoom is more document-template focused.
• DocuSign: Global leader in electronic signatures and contract lifecycle management. CloudSign directly competes with DocuSign in the Japanese e-signature market, where CloudSign holds #1 share per Fuji Kimura Soken. Comparable SaaS business model targeting enterprise contract workflows.
• Rocket Lawyer: Online legal services subscription platform offering document creation, legal consultations, and attorney matching. Comparable business model to bengo4.com's freemium consumer marketplace with paid premium tier and lawyer network.
• Avvo: US online legal marketplace connecting consumers with lawyers via directory, Q&A, and reviews. Closely analogous to bengo4.com's consumer-facing lawyer search and Q&A platform, though US-market focused.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat6 records

Key risks5 records

Key highlights7 records

Customer concentration

• LinkedInlinkedin.com/company/authense-group-inc-
• Xx.com/bengo4topics

Revenue estimate

Valuation estimate

Number of profiles

Profiles24 records

Subsidiaries5 records

Funding overview

Funding rounds2 records

Investors2 records

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A1 record

Investments7 records

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Bengo4.com