What SEIKO does

SEIKO Co., Ltd. (正晃株式会社) is a Fukuoka-headquartered Japanese specialty trading company specializing in science and medical distribution, founded in 1950. The company distributes research reagents, scientific instruments, diagnostic reagents, medical equipment, clinical testing consumables, and laboratory supplies from over 2,434 manufacturer brands. Its proprietary SONIQ ordering platform aggregates more than 20 million product items from 90+ manufacturers and is offered to customers free of introduction or monthly fees. Through subsidiary SEIKO Tech, the company also develops and sells proprietary healthcare IT systems including WebPath (pathology diagnosis), ARTiss+ (fertility treatment), e-Users (ultrasound reporting), and the SPD inspection-department inventory system, alongside reselling AI-powered bioimaging tools Aivia and CountσCell.

The company serves three primary customer segments: academic and corporate research institutions (universities, public research institutes, pharmaceutical and manufacturing R&D), medical and clinical testing providers (hospitals, fertility clinics, diagnostic centers), and laboratory setup/relocation clients. Revenue is generated through four streams: product sales (reagents, equipment, consumables), software licensing and maintenance, technical support services (installation, calibration, repair), and laboratory setup/relocation services. Field sales is the primary go-to-market motion, delivered through 17 sales offices and distribution centers across Japan plus wholly-owned subsidiaries in Shanghai and Hanoi. Group revenue reached 715 billion yen in FY2025 (year ending June 2025), up from 600 billion yen in FY2021, and the company operates as a subsidiary under holding company SEIKO Holdings Co., Ltd., which was established in October 2015.

Name

SEIKO

Legal name

正晃株式会社 SEIKO CO., Ltd.

Website

https://seikonet.co.jp

Company type

Private

Founded year

1950

Operating status

Operating

Headcount range

501–1,000 employees

Short description

SEIKO Co., Ltd. is a Fukuoka-headquartered Japanese science and medical specialty trading company distributing research reagents, diagnostic reagents, medical equipment, and consumables from 2,434+ manufacturer brands, and serving universities, hospitals, research institutions, and pharmaceutical companies with proprietary ordering software and laboratory IT systems.

Ownership category

akta.pro rank

Product category

Scientific and Medical Distribution

NAICS

Architectural, Engineering, and Related Services (5413), Navigational, Measuring, Electromedical, and Control Instruments Manufacturing (33451)

SIC

Services-Engineering, Accounting, Research, Management (8700), Services-Commercial Physical & Biological Research (8731)

akta.pro primary industry

Quality Engineering & Risk Management (ICH Q9/Q10, validation, change control) (HLAGAKAL)

akta.pro secondary industry

Systems Engineering & Technical Program Management (BPAHAIAI)

Keywords

• Scientific reagent distribution
• Medical equipment supply
• Clinical diagnostic systems
• Laboratory IT solutions
• Research chemicals distribution

Headquarters

HQ city

Fukuoka

HQ country

Japan

HQ region

Asia

Offices21 records

Markets served

GTM type

B2B

Offering type

Services

Cost components

Operations, Supply Chain, Personnel, Marketing or Sales, Technology or R&D, Infrastructure, Others

Revenue model

1. Product Sales (Reagents, Equipment, Consumables): Core revenue stream from sale of research reagents, scientific instruments, research equipment, medical devices, diagnostic reagents, clinical testing consumables, and medical supplies. The company distributes products from over 2,434 manufacturer brands.
2. Software Products and Licensing: Revenue from development, sales, and maintenance of healthcare and research institution software including pathology systems, cost management systems, fertility treatment systems, and SPD systems.
3. Technical Support and Services: Revenue from installation, operation instruction, maintenance, inspection, repair, and calibration services for scientific and medical equipment.
4. Laboratory Setup and Relocation Services: Comprehensive laboratory establishment and relocation services including consulting, design, CAD layout proposals, construction management, and facility setup support.

Pricing tiers

Go-to-market motion1 record

Distribution channels7 records

Marketing channels7 records

Core offering

SEIKO Co., Ltd. (正晃株式会社) is a specialized Japanese science and medical distribution company that supplies research reagents, scientific instruments, medical devices, diagnostic reagents, and laboratory consumables sourced from over 2,434 manufacturer brands. The company develops and sells proprietary healthcare and research IT systems—including the SONIQ ordering platform, SPD inventory system, pathology (WebPath) and fertility treatment (ARTiss+) software—and provides comprehensive laboratory setup, relocation, equipment installation, and maintenance services through 17 offices across Japan plus international subsidiaries in China and Vietnam.

Product overview

SEIKO offers a comprehensive portfolio of science and medical solutions centered around its proprietary product search and ordering platform SONIQ, complemented by specialized IT systems developed by subsidiary SEIKO Tech (WebPath, ARTiss+, e-Users, Aivia, CountσCell) and the SPD/Cost Management systems for clinical inspection departments. The company provides end-to-end laboratory services including establishment, relocation support, rental labs, and equipment maintenance across Japan.

Differentiator

Problem solved

Functional benefit

Brands

• SSS Brand (ラボ消耗品): Seiko Group original brand for lab consumables including micro centrifuge tubes, PCR tubes & plates, and pipette tips.
• SONIQ

Products and services

• SONIQ
• Inspection Department SPD System (検査部門SPDシステム)
• Cost Management System (原価管理システム)
• WebPath
• ARTiss+ (アーティスト)
• e-Users Ultrasound Examination Report System (e-Users 超音波検査レポートシステム)
• Aivia (エイビア)
• CountσCell (Ki-67 antigen Semi-Auto Counter)
• Lab Establishment/Relocation Support Services (ラボ新設・移設支援サービス)
• Rental Lab (レンタルラボ)
• Equipment Total Support (機器トータルサポート)

Quantifiable outcome

• SPD system implementation resulted in 3% increase in examination volume while reducing purchase costs by 4.1% over 7-month period
• +3 more outcomes

Named customers20 records

Segments5 records

Ideal customer profiles4 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Integration4 records

AI capability2 records

Feature6 records

Scale indicators7 records

Recent moves10 records

Expansion highlights5 records

Direct peers

• Sysmex Corporation: Japan-headquartered global leader in hematology and IVD instrumentation (¥400B+ revenue) operating a direct sales/service network for clinical diagnostics — overlapping with SEIKO on the customer side (Sysmex is also a SEIKO laboratory setup customer) and competing for clinical testing spend in Japanese hospitals.
• Alfresa Corporation: Japan's largest pharmaceutical wholesaler, ~¥2.4T revenue and ~12,000 employees, distributing drugs and medical devices to hospitals, clinics, and pharmacies nationwide. Currently engaged in a strategic study group with SEIKO regarding SEIKO's clinical diagnostic reagent wholesale business — directly overlapping in IVD reagent distribution to Japanese hospitals.
• Medipal Holdings Corporation: Japan's second-largest pharmaceutical wholesaler (¥3.6T+ revenue) distributing pharmaceuticals, diagnostics, medical devices, and health foods to hospitals, dispensing pharmacies, and clinics. Comparable multi-category distribution model with overlap in medical devices and clinical testing supplies sold to Japanese healthcare institutions.
• Toho Pharmaceutical Co., Ltd. Pharmaceutical wholesaler operating across the Kansai and broader Japan regions distributing drugs, reagents, and medical supplies to medical institutions. Comparable distribution model with similar scale and customer mix — both serve as specialty drug/device intermediaries for hospitals and clinics.
• Suzuken Co., Ltd. (Suzuken Group): Major Japanese pharmaceutical distribution group (¥1.5T revenue) distributing ethical drugs, diagnostic reagents, and medical devices to hospitals and pharmacies through a nationwide network. Direct overlap with SEIKO in medical device sales/lease, IVD reagent distribution, and pharmaceutical sales licensing footprint.

Broad incumbents

• Shimadzu Corporation: Japanese manufacturer of analytical and measuring instruments (mass spectrometers, chromatography, spectroscopy, ~¥500B revenue) whose analytical instruments are commonly supplied to Japanese laboratories through SEIKO — comparable because Shimadzu also sells direct and competes for the same analytical-instrument-spend budget that drives SEIKO's science segment revenue.
• Thermo Fisher Scientific Inc. Global life-sciences products and services leader (US$40B+ revenue) manufacturing and distributing laboratory reagents, instruments, consumables, and diagnostics. As SEIKO distributes products from 90+ manufacturers including large vendors, Thermo Fisher's growing direct sales presence in Japan is the principal global competitor to SEIKO's reagent/instrument distribution model.
• FUJIFILM Corporation (Healthcare/LS Solutions): Japanese conglomerate with a major healthcare and life-science business (medical IT/PACS, IVD reagents, biomedical research reagents, ¥25B+ revenue segment). Overlap with SEIKO on clinical diagnostic reagents, pathology/medical IT, and life-science research reagents supplied to Japanese hospitals and research institutions.
• Avantor, Inc. Global distributor of critical products and services to biopharma, healthcare, and advanced technology customers (~US$7B revenue), distributing lab consumables, reagents, and equipment through a model closely analogous to SEIKO's multi-manufacturer Japanese distribution franchise including VWRCatalogue-style digital procurement.

Emerging players

• Bio-Rad Laboratories, Inc. US life-science research and clinical diagnostics manufacturer (~US$2.6B revenue) producing reagents, instruments, and software for research and clinical testing — directly overlapping SEIKO's product portfolio categories distributed to universities, hospitals, and clinical labs in Japan and globally.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks5 records

Key highlights7 records

Customer concentration

Compliance4 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles6 records

Subsidiaries11 records

Funding overview

Funding rounds

Investors

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

M&A

Investments

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

Frequently asked questions about SEIKO