株式会社LegalOn Technologies
LegalOn Technologies develops Professional AI SaaS platforms for corporate legal, governance, sales, HR, and compliance workflows, anchored by LegalOn — a domain-specific AI agent for contract review and legal operations — serving 8,500+ global paid customers across enterprise and mid-market segments.
- Company typePrivate
- Founded2017
- HeadquartersShibuya, Tokyo, Japan
- Headcount101–250
- GTM typeB2B
- OfferingSoftware
What 株式会社LegalOn Technologies does
LegalOn Technologies (株式会社LegalOn Technologies), founded April 2017 in Tokyo as LegalForce and rebranded to its current name in September 2022, develops and sells a portfolio of 'Professional AI' SaaS platforms targeting corporate legal, governance, sales, HR, and compliance workflows. Its core product is LegalOn, a domain-specific AI agent that performs contract review, legal consultation, matter management, and legal research; surrounding products include GovernOn for corporate governance (board resolution drafting and group entity management), DocumentOn for advertising compliance review under Japan's Premiums and Representations Act (景表法), DealOn for sales AI, WorkOn for HR AI, TomoniAI for AI-assisted information gathering, plus media and e-learning assets (Keiyaku-Watch, Legal Learning). The On Technologies subsidiary, established October 2025, houses the non-legal Professional AI products and is also developing KUON, an AI-driven management platform.
The platform is built on large language models combined with proprietary NLP, RAG architecture, and a lawyer-reviewed knowledge base, supported by 30+ in-house qualified lawyers who curate training content and editorial libraries that include law firm newsletters (Mori Hamada Matsumoto, Azumi Sakai, One Asia Lawyers). Distribution combines direct enterprise field sales for large accounts, inside and partner sales for mid-market and SMB, and strategic channel integrations — notably Microsoft Copilot for Microsoft 365 and Microsoft Teams. International operations have expanded through a US subsidiary (LegalOn Technologies, Inc., San Francisco), a Gold Sponsorship of the APAC Legal Congress 2026 in Singapore, and the November 2025 acquisition of Germany's Fides Technology GmbH, which serves clients in 100+ countries and has been rebranded as GovernOn. Security posture is anchored by ISO 27001 and an April 2026 SOC2 Type 2 certification.
Revenue is generated primarily through annual SaaS subscriptions sold on a quote-based pricing model to enterprise and mid-market customers, supplemented by e-learning subscriptions for Legal Learning. The company crossed ARR of 10 billion yen (~$64-67M USD at ~150 JPY/USD) in October 2025 and reported 8,500+ global paid customers as of April 2026. LegalOn Technologies has raised approximately 20.15 billion yen across Seed through Series E rounds, the most recent being a 7.14 billion yen Series E in July 2025 with participation from Goldman Sachs Asset Management, HongShan Capital Group (formerly Sequoia Capital China), SoftBank Investment Advisers, JAFCO Group, MUFG Capital, Mizuho Capital, SMBC Venture Capital, DIMENSION, Kyoto University Innovation Capital, World Innovation Lab, and Mori Hamada Matsumoto.
株式会社LegalOn Technologies firmographics
Firmographics- Name
- 株式会社LegalOn Technologies
- Legal name
- 株式会社LegalOn Technologies
- Website
- https://legalontech.jp
- Company type
- Private
- Founded year
- 2017
- Operating status
- Operating
- Headcount range
- 101–250 employees
- Short description
- LegalOn Technologies develops Professional AI SaaS platforms for corporate legal, governance, sales, HR, and compliance workflows, anchored by LegalOn — a domain-specific AI agent for contract review and legal operations — serving 8,500+ global paid customers across enterprise and mid-market segments.
- Ownership category
- akta.pro rank
株式会社LegalOn Technologies industry classification
Industry- Product category
- Legal AI Software (LegalTech)
- NAICS
- Software Publishers (5132), Software Publishers (513210)
- SIC
- Services-Computer Programming, Data Processing, Etc. (7370)
- akta.pro primary industry
- Legal Practice Management & Case Management (BPAEAPAC)
- akta.pro secondary industries
- eDiscovery, Litigation Support & Legal Hold (BPAEAPAE), Legal & Governance Professional Development (EDAGANAK), Legal & Regulatory Publishing (Case Law, Statutes, Treatises) (MPAJACAA)
Keywords
Where 株式会社LegalOn Technologies is headquartered
LocationHeadquarters
- HQ city
- Shibuya, Tokyo
- HQ country
- Japan
- HQ region
- Asia
Offices6 records
Markets served
株式会社LegalOn Technologies business model
Business model- GTM type
- B2B
- Offering type
- Software
- Cost components
- Technology or R&D, Personnel, Marketing or Sales, Operations, Infrastructure
Revenue model
- SaaS Subscriptions (LegalOn, GovernOn, DocumentOn, DealOn, WorkOn): LegalOn Technologies generates revenue primarily through SaaS subscriptions to its Professional AI platforms. The company crossed ARR 100 billion yen in October 2025, indicating significant recurring revenue from its multi-product portfolio spanning legal, governance, sales, HR, and advertising compliance.
- Online Learning / E-Learning (Legal Learning): Legal Learning provides e-learning content for legal and compliance education, sold as a subscription or license to corporate training programs.
Pricing tiers
| Model | Billing | Price |
|---|---|---|
| Subscription | Annual | Enterprise SaaS subscription plans — pricing not publicly disclosed |
Go-to-market motion2 records
Distribution channels4 records
Marketing channels6 records
株式会社LegalOn Technologies product offering
Product offeringCore offering
LegalOn Technologies provides Professional AI SaaS platforms that use law-domain-specific AI agents to automate legal, governance, sales, HR, and advertising compliance workflows. Its flagship product LegalOn delivers contract review, legal consultation, matter management, and legal research; GovernOn automates corporate governance; and the broader portfolio (DealOn, WorkOn, DocumentOn, TomoniAI, Legal Learning) extends AI agents into adjacent professional workflows. Revenue is generated primarily through annual SaaS subscriptions sold via direct enterprise and inside sales, with global cloud delivery and Microsoft ecosystem integrations.
Product overview
LegalOn Technologies operates a multi-product Professional AI platform portfolio spanning legal (LegalOn), governance (GovernOn), sales (DealOn), and HR (WorkOn) domains, delivered through its group companies including On Technologies. The core platform is LegalOn — a domain-specific AI agent-powered solution covering legal consultation, contract review, matter management, and legal research — supplemented by DocumentOn for advertising compliance, Legal Learning for legal e-learning, and CorporateOn for AI counsel. Legacy products LegalForce and LegalForce Cabinet continue alongside the unified LegalOn brand. The company also offers media/community platforms (契約ウォッチ, 契約ウォッチConnect) and AI assistant app TomoniAI.
Differentiator
Problem solved
Functional benefit
Brands
- LegalOn: Professional AI for Legal platform; AI legal agent supporting legal operations including contract review, legal consultation, matter management, and legal research.
- GovernOn
- DealOn
- WorkOn
- DocumentOn
- TomoniAI
- Legal Learning
- 契約ウォッチ (Keiyaku-Watch)
Products and services
- LegalOn Professional AI for Legal — a domain-specific AI agent-powered platform covering legal consultation, matter management, legal research, contract review, and contract management for corporate legal departments and in-house counsel.
- GovernOn Professional AI for Governance — a corporate governance platform that centralizes and automates governance operations and group company management, including AI-agent-assisted drafting of board and shareholder meeting documents.
- DealOn Professional AI for Sales — an AI agent supporting sales execution and workflow automation for sales teams, including call summarization and CRM data entry automation; provided by subsidiary On Technologies.
- WorkOn
Quantifiable outcome
- AI Agent utilization reached 40.2% among surveyed legal professionals (32.4% currently using, 7.8% past use) as of March 2026 survey of 500 legal professionals
- +2 more outcomes
Companies that use 株式会社LegalOn Technologies
Customer profileNamed customers9 records
Segments5 records
Ideal customer profiles3 records
株式会社LegalOn Technologies technology and API
TechnologyTechnology focussed Yes
API detail
- Has API
- Yes
- API docs
- API detail
Core technology
AI maturity
App detail
Integration5 records
AI capability14 records
Feature5 records
株式会社LegalOn Technologies partnerships and signals
Strategic signalPartnerships
Seven partnerships are on record, tiered core and minor.
- Microsoft (Microsoft Teams)coreLegalOn integrated with Microsoft Teams, enabling requesters and legal staff to communicate and collaborate on legal tasks directly within Teams, improving efficiency of legal department workflows.
- On Technologies株式会社coreA group company established October 2025, On Technologies develops 'Professional AI' products including DealOn (sales AI), WorkOn (HR AI), TomoniAI (AI assistant app), and the AI-driven management platform 'KUON'. All Professional AI products outside the legal/governance domain fall under On Technologies.
- Fides Technology GmbHcoreFides Technology, a global corporate governance AI company serving 100+ countries, was acquired and joined the LegalOn Technologies group in November 2025. Its governance solutions were rebranded as 'GovernOn' for the Japanese market, combining Fides' global expertise with LegalOn Technologies' AI platform for Japanese enterprises.
- Microsoft (Microsoft Copilot for Microsoft 365)coreLegalOn Technologies partnered with Microsoft to provide plugin integration with Microsoft Copilot for Microsoft 365, enabling contract review, template search, and review results within Microsoft Teams. This extends LegalOn's reach to Microsoft's enterprise customer base.
- 渥美坂井律师事务所・外国法共同事業 (Azumi Sakai Law Firm)minorFirst independent foreign law joint venture in Japan provides international legal newsletters featured on LegalOn Cloud and CorporateOn platforms, expanding LegalOn's legal knowledge content.
- 弁護士法人 瓜生・糸賀律师事务所 (Uru-Inisho Law Office)minorLaw firm providing newsletters with international legal insights from accounting, tax, and legal perspectives for Asia and other regions, featured on LegalOn Cloud and CorporateOn.
- One Asia LawyersminorAsia-focused law firm providing newsletters on new Asian regulations, featured on LegalOn Cloud and CorporateOn platforms.
Scale indicators7 records
Recent moves6 records
Expansion highlights8 records
株式会社LegalOn Technologies competitors and assessment
Company assessmentDirect peers
- Luminance: Luminance is an AI platform for lawyers specializing in contract review, due diligence and compliance. Comparable to LegalOn's AI-powered contract and legal workflow automation.
- Ironclad: Ironclad is a contract lifecycle management (CLM) platform with AI-driven contract review. It overlaps with LegalOn's contract management, review and AI clause analysis functionality for enterprise legal teams.
- Evisort: Evisort (acquired by Workday) offers AI contract analysis and management. It competes with LegalOn in the AI-driven contract intelligence and review category.
- Onit: Onit provides enterprise legal management and contract lifecycle software. It overlaps with LegalOn's LegalOn Cloud/GovernOn-style practice management and AI contract capabilities.
- Spellbook: Spellbook provides AI-powered contract drafting and review software for legal teams. It directly competes with LegalOn's contract review and clause-generation capabilities.
- Harvey: Harvey builds domain-specific legal AI agents for law firms and corporate counsel, offering contract analysis, legal research and drafting assistance. It is the most direct global parallel to LegalOn's Professional AI for Legal positioning.
Regional players
- MNTSQ: MNTSQ is a Japan-based legal AI startup applying NLP to contract review and legal knowledge. It is a regional competitor focused on the same Japanese legal-AI customer base.
Broad incumbents
- Thomson Reuters (CoCounsel): Thomson Reuters owns legal research (Westlaw), practical law and CoCounsel generative AI legal assistant. As an incumbent it competes broadly with LegalOn across legal content, AI agents and enterprise legal workflows.
- LexisNexis: LexisNexis provides legal research, regulatory and AI-driven analytics platforms. It competes broadly with LegalOn's legal research and AI knowledge retrieval capabilities.
- Wolters Kluwer: Wolters Kluwer offers legal and compliance software (e.g., Legisway, TeamMate). Its legal operations and compliance suites overlap with LegalOn's practice management and advertising compliance features.
Market position
Strengths5 records
Weaknesses5 records
Competitive moat6 records
Key risks6 records
Key highlights7 records
Customer concentration
株式会社LegalOn Technologies social profiles
Digital presence株式会社LegalOn Technologies compliance and trust
Trust signalCompliance3 records
株式会社LegalOn Technologies financial estimates
Financial estimateRevenue estimate
Valuation estimate
株式会社LegalOn Technologies leadership team
Management profileNumber of profiles
Profiles6 records
株式会社LegalOn Technologies subsidiaries and ownership
Company hierarchySubsidiaries3 records
株式会社LegalOn Technologies funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
株式会社LegalOn Technologies M&A and investment
M&A and investmentM&A
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about 株式会社LegalOn Technologies
What does 株式会社LegalOn Technologies do?
LegalOn Technologies provides Professional AI SaaS platforms that use law-domain-specific AI agents to automate legal, governance, sales, HR, and advertising compliance workflows. Its flagship product LegalOn delivers contract review, legal consultation, matter management, and legal research; GovernOn automates corporate governance; and the broader portfolio (DealOn, WorkOn, DocumentOn, TomoniAI, Legal Learning) extends AI agents into adjacent professional workflows. Revenue is generated primarily through annual SaaS subscriptions sold via direct enterprise and inside sales, with global cloud delivery and Microsoft ecosystem integrations.
Is 株式会社LegalOn Technologies a public or private company?
株式会社LegalOn Technologies is a private company. It is classified as venture growth investor backed and is currently operating.
When was 株式会社LegalOn Technologies founded?
株式会社LegalOn Technologies was founded in 2017. It employs 101 to 250 people.
Where is 株式会社LegalOn Technologies based?
株式会社LegalOn Technologies is headquartered in Shibuya, Tokyo, Japan, in the Asia region.
How does 株式会社LegalOn Technologies make money?
Two revenue lines are on record. SaaS Subscriptions (LegalOn, GovernOn, DocumentOn, DealOn, WorkOn) is the primary driver. The others are online Learning / E-Learning (Legal Learning).
Who are 株式会社LegalOn Technologies's main competitors?
Direct peers on record are Luminance, Ironclad, Evisort, Onit, Spellbook and Harvey. MNTSQ is listed as a regional player. Broad incumbents are Thomson Reuters (CoCounsel), LexisNexis and Wolters Kluwer.
Does 株式会社LegalOn Technologies have an API?
Yes. LegalOn offers APIs for system integration. The contract-related API (released July 2026) enables companies to register, update, retrieve, and delete contract files and contract information from their own systems (e.g., contract management systems, CRM, BI tools) directly into LegalOn. Authentication uses OAuth 2.0 (client_credentials). The API supports uploading contract files, listing and retrieving registered contract details, updating contract information (e.g., counterparty name, contract type), uploading related documents, and deleting contracts. The scope of operations is limited to workspaces where the user holds a role. Additionally, a user/organization information API was released in February 2026 as the first API integration. Developer documentation is at www.legalontech.com/jp.
What industry is 株式会社LegalOn Technologies in?
株式会社LegalOn Technologies's product category is Legal AI Software (LegalTech). Its primary akta.pro industry code is BPAEAPAC, Legal Practice Management & Case Management, with a secondary code of BPAEAPAE, eDiscovery, Litigation Support & Legal Hold. Its NAICS code is 5132 and its SIC code is 7370.