Rex Advisors

What Rex Advisors does

Rex Advisors (株式会社レックスアドバイザーズ) is a Tokyo-based private HR services company founded in 2002 that specializes exclusively in career support and placement for accounting, tax, bookkeeping, finance, legal, and patent professionals in Japan. The company runs four service lines: a core permanent placement business for CPAs, tax accountants, and management-level finance/legal talent (active since 2004); a temporary staffing business licensed under 派13-310252 specialized in accounting, patent, and legal industries; a job advertising and scout platform called Acabavi (kaikeizeimu.jp) targeting women, housewives, and young professionals for accounting office roles, where 80% of applicants are described as immediately productive; and a Career Design consulting line for HR retention, evaluation, and training, acquired in 2024 through Okayama Career Design. A new subscription e-learning service, REX e-learning, was launched in June 2025 in partnership with content provider Manebi at ¥25,000 per month.

The company's technology stack centers on owned digital properties rather than proprietary AI: the Acabavi job portal and scout platform, the KaikeiZine accounting industry news media (reaching 740万 monthly PV as of November 2020), the REX e-learning platform, and a corporate CMS. GTM is dual-sided and sales-led: dedicated Recruiting Advisors (RA) manage employer relationships with audit firms, tax offices, consulting firms, financial institutions, patent offices, and listed/IPO-prep companies, while Career Advisors (CA) counsel job seekers, supported by inbound demand from KaikeiZine, Acabavi, government registrations (Aichi, Fukuoka, Osaka, Okayama), and PR in industry publications. Revenue is generated from transaction-based placement fees, temp dispatch margins, listing/scout portal fees, professional services retainers, e-learning subscriptions, and indirect advertising value from owned media. Operations span five offices: Tokyo headquarters, Osaka, Nagoya, Okayama, and Fukuoka (opened January 14, 2026).

Name

Rex Advisors

Legal name

株式会社レックスアドバイザーズ

Website

https://www.rex-adv.co.jp/

Company type

Private

Founded year

2002

Operating status

Operating

Headcount range

51–100 employees

Short description

Rex Advisors is a Tokyo-based HR services firm founded in 2002 that specializes in permanent placement, staffing, and career consulting for accounting, tax, finance, legal, and patent professionals in Japan, operating across five regional offices and the Acabavi job portal and KaikeiZine media properties.

Ownership category

akta.pro rank

Headquarters

HQ city

Tokyo

HQ country

Japan

HQ region

Asia

Offices5 records

Markets served

GTM type

B2B

Offering type

Services

Cost components

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

Revenue model

1. 人材紹介 (Permanent Placement): Fee-based placement service matching CPAs, tax accountants, and management professionals with employers (audit firms, tax offices, consulting firms, listed companies). Core business since founding. Dual-sided model with dedicated RA and CA functions.
2. 人材派遣 (Staffing/Temporary Dispatch): Temporary staffing service specialized in accounting, patent, and legal industries. Licensed under 派13-310252. Matches employers with immediately productive professionals on a per-diem/hourly or contract basis.
3. 求人広告媒体・スカウト (Job Advertising & Scouting): Operates Acabavi job portal for accounting offices and finance roles. Revenue from listing fees and performance-based hiring fees. Dual billing model: placement-based ('採用課金') or listing-based ('掲載課金').
4. キャリアデザイン (Career Design/Consulting): Human resources retention support and HR consulting services including hiring, evaluation/compensation systems, and training. Expanded through M&A of おかやまキャリアデザイン (June 2024). Monthly retainer or project-based engagements.
5. オウンドメディア運営 (Owned Media): KaikeiZine accounting industry news media attracts high-traffic audience (740万 PV/month) used to generate employer and job-seeker leads for placement services. Indirect revenue generation through brand authority and client acquisition.
6. E-learning Service (REX e-learning): Corporate e-learning service launched June 2025. 25,000 yen/month, 3-month minimum contract. Content sourced from株式会社Manebi. Targets accounting offices and SMEs.

Pricing tiers

Go-to-market motion2 records

Distribution channels4 records

Marketing channels5 records

Core offering

Rex Advisors provides specialized human resources services for accounting, tax, patent, and legal professionals, including permanent placement, temporary staffing, job advertising/scouting via the Akanavi platform, and HR consulting through its Career Design division. The company also operates KaikeiZine, a proprietary news media platform for accounting and tax professionals, and a corporate e-learning service (REX e-learning) launched in 2025.

Product overview

Rex Advisors operates a comprehensive human resources services platform with four core service lines: placement/staffing services, job advertising and scouting, career design consulting, and E-learning solutions. The portfolio includes specialized job platforms like Akanavi (accounting/finance job board) and KaikeiZine (accounting industry news media with 740K monthly PV), complemented by acquired career design services in Okayama. The company targets certified public accountants, tax professionals, and management professionals across accounting, finance, HR, legal, and internal audit functions.

Differentiator

Problem solved

Functional benefit

Brands

• アカナビ: 会計事務所・経理に特化した求人メディア。女性・主婦向けの求人媒体として運営。
• KaikeiZine（カイケイジン）
• REX e-learning

Products and services

• Career/Placement Services (人材紹介事業) Headhunting and placement services for certified public accountants, tax accountants, patent attorneys, and management professionals (accounting, finance, HR, legal, internal audit), connecting them with accounting firms, consulting firms, audit firms, law firms, patent offices, and listed or growth companies. Delivered via a dual-sided RA/CA consultant model.
• Staffing Services (人材派遣事業) Temporary staffing services specialized for accounting, patent, and legal industries, matching companies with ready-to-deploy professional talent on a per-diem/hourly or contract basis. Licensed under dispatch license 派13-310252.
• Job Advertising & Scouting (求人広告媒体・スカウト事業) Job posting and scout-based direct recruiting services for accounting firms and bookkeeping professionals, operated through the Akanavi platform at kaikeizeimu.jp. Targets women, housewives, and young professionals with accounting knowledge; 80% of applicants are immediately productive talent. Offers both listing-based and performance-based (free until hire) pricing models.
• Career Design (キャリアデザイン事業) HR consulting services including talent acquisition, evaluation/compensation systems design, training, and retention support, helping organizations develop optimal plans for human capital management. Delivered through the acquired Okayama Career Design entity (okacari.com) on a project-based or monthly retainer model.
• KaikeiZine (カイケイジン) News media platform for accounting and tax professionals offering tax, accounting, and finance news with a unique editorial perspective, covering tax news, IPO/M&A, and industry markets. Reached 7.4 million monthly page views as of November 2020, functioning as a brand authority and inbound lead-generation channel for placement services.
• REX e-learning Corporate E-learning service for accounting offices and SMEs, priced at 25,000 yen/month with minimum 3-month contract. Content provided by Manebi, with custom course programs built per client needs. Designed to support pre-boarding self-development for new hires and ongoing employee training.

Quantifiable outcome

• KaikeiZine reached 740万 PV/month (November 2020)
• +3 more outcomes

Named customers5 records

Segments4 records

Ideal customer profiles4 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature3 records

Partnerships

Seven partnerships are on record, tiered minor and core.

• 福岡証券交易所 IPOナビゲート IPO支援センターminorGTM or Marketing Partner · 14 January 2026Rex Advisors registered as Fukuoka Stock Exchange IPO Supporter in 2024, prior to opening Fukuoka office in January 2026. Supports IPO-prep companies in Fukuoka region with professional talent acquisition.
• 愛知県プロフェッショナル人材戦略拠点minorGTM or Marketing Partner · 24 June 2025Registered as approved private employment service operator with Aichi Prefecture's Professional Human Resources Strategy Initiative (Cabinet Office initiative). Enables broader access to Aichi-area SME job orders and reinforces regional recruitment presence.
• 福岡県プロフェッショナル人材戦略拠点minorGTM or Marketing Partner · 10 April 2025Registered as approved private employment service operator with Fukuoka Prefecture's Professional Human Resources Strategy Initiative (Cabinet Office initiative). Precedes Fukuoka office opening (January 2026). Enables access to Fukuoka-area SME job orders.
• 経済産業省 電力・ガス取引監視等委員会事務局coreGTM or Marketing Partner · 3 February 2025Completed support for recruiting limited-term CPA and tax accountant staff (任期付職員・専門職員) at METI's Electricity and Gas Market Monitoring Commission Network Division and Trading Monitoring Division. Period: October 23 – December 27, 2024. Resulted in 2 CPA placements.
• 経済産業省 電力・ガス取引監視等委員会事務局coreGTM or Marketing Partner · 1 October 2024Completed support for recruiting limited-term CPA staff (任期付職員) at METI's Electricity and Gas Market Monitoring Commission Network Division. Period: June 14 – August 15, 2024. Resulted in 1 CPA placement.
• 株式会社おかやまキャリアデザインcoreStrategic or Co-development Partner · 20 June 2024Full acquisition of Okayama-based HR consulting, training, and career consulting firm. Expands Rex Advisors' service portfolio (adding career design/retention services) and establishes service presence in Chugoku/Shikoku region. Founder 吉村明徳 continues as career design business unit head. Capital: 3,000,000 yen; Founded: 2020.
• 大阪府 OSAKA求職者支援コンソーシアムminorStrategic or Co-development Partner · 1 June 2021Rex Advisors joined Osaka Prefecture's emergency employment initiative targeting job seekers affected by COVID-19. Operated a dedicated job posting page for candidates seeking work in Osaka/Kansai region. Part of government employment support scheme providing hiring subsidies to employers.

Scale indicators7 records

Recent moves11 records

Expansion highlights6 records

Broad incumbents

• BizReach: BizReach operates one of Japan's leading headhunting platforms serving mid-to-senior professionals across industries, including finance and accounting. While broader in scope, its platform reaches the same candidate pool Rex Advisors targets, making it a structural competitor for senior placement mandates.
• ManpowerGroup Japan: ManpowerGroup's Japan operation provides staffing and placement across finance, accounting, and office functions. It overlaps with Rex Advisors on accounting-office temporary staffing and broader finance placements, though it does not specialize in the CPA/tax accountant niche.
• Pasona Inc. Pasona is one of Japan's largest diversified HR services groups, spanning staffing, placement, BPO, and consulting. While not a specialist, it competes for many of the same accounting/finance placements and provides a broad incumbent benchmark for the Japanese HR services market.
• Recruit Holdings: Recruit Holdings is the dominant Japanese HR conglomerate operating Indeed, Rikunabi, and other recruitment/media brands. While most of its volume is generalist, its scale and owned-media flywheel define the competitive ceiling for specialist recruiters like Rex Advisors.

Direct peers

• JAC Recruitment: JAC Recruitment is one of Japan's leading specialist recruitment firms with a strong accounting, finance, and tax vertical. Both Rex Advisors and JAC operate dual-sided placement models targeting Japanese accounting and finance professionals, making JAC the closest direct comparable in scale and vertical focus.
• Hays Japan: Hays Japan's accounting and finance division places CPAs, tax accountants, and finance professionals across Japanese listed companies and audit firms. Its specialist vertical structure and Tokyo-centric operations closely parallel Rex Advisors' go-to-market approach.
• Morgan McKinley Japan: Morgan McKinley specializes in financial services and accounting recruitment across APAC, including Japan. Its Japan practice targets many of the same candidate profiles (CPAs, tax accountants, finance professionals) as Rex Advisors, particularly for Big-4 and listed-company clients.
• en world Japan: en world Japan (part of en-japan) runs specialist recruitment in accounting, finance, and HR with bilingual capability. It targets an overlapping candidate pool of Japanese accounting professionals, including those considering international career paths.
• Michael Page Japan: Michael Page's Japan office runs a sizeable finance and accounting recruitment practice serving Japanese listed companies and Big-4 affiliates. It competes directly with Rex Advisors for mid-to-senior accounting and tax candidates across the Tokyo and Osaka markets.
• Robert Walters Japan: Robert Walters operates a dedicated Japan business with strong placement volume in accounting, finance, and tax roles. Like Rex Advisors, it serves mid-to-senior Japanese accounting professionals and international firms, with a comparable specialization-over-volume positioning.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat6 records

Key risks6 records

Key highlights7 records

Customer concentration

Compliance1 record

Revenue estimate

Valuation estimate

Number of profiles

Profiles9 records

Subsidiaries1 record

Funding overview

Funding rounds

Investors

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

M&A1 record

Investments

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

Frequently asked questions about Rex Advisors