IFS

What IFS does

IFS (株式会社アイエフエス) is a privately held Japanese information technology services company founded on July 14, 1997, and headquartered in Chuo-ku, Tokyo. The firm provides end-to-end computer system services to enterprise clients, spanning consulting, system analysis and design, development, operation, maintenance, computer room management, and network system construction. Its client base consists primarily of large Japanese corporations, with named major clients including NEC Nexus Solutions, NTT Advanced Technology, NTT-ME, NTT Techno Cross, NTT Data, and Tokio Marine & Nichido Fire Insurance, indicating a sub-contractor relationship to major system integrators, particularly within the NTT group.

In April 2017, IFS released PreviewMail®, a proprietary registered-trademark email preview application that became the company's sole branded product and was recognized as a JISA Awards 2017 Finalist. Beyond this, the firm's operations are organized around two service divisions (System Business and Facility Management) and a sales organization, delivering services within the Tokyo metropolitan area (Tokyo 23 wards and Musashino City). Registered capital stands at ¥40 million, and the company remains bootstrapped with no external funding, M&A, or subsidiary activity disclosed.

IFS has a small headcount of 11–50 employees and operates with no disclosed revenue, no AI/ML capabilities, no digital product ecosystem beyond PreviewMail, and no geographic footprint beyond the Kanto region. The company participates in industry bodies (JISA since 2017, ICT Industry Association) and maintains a basic Japanese-language web presence, reflecting the profile of a stable, founder-controlled niche IT outsourcing firm rather than a growth-stage technology company.

Name

IFS

Legal name

株式会社アイエフエス

Website

https://ifscorp.co.jp

Company type

Private

Founded year

1997

Operating status

Operating

Headcount range

11–50 employees

Short description

IFS (株式会社アイエフエス) is a Tokyo-based, privately held Japanese IT services firm founded in 1997 that provides system consulting, development, operation, and maintenance to large enterprise clients, primarily NTT group companies, NEC, and Tokio Marine, with one proprietary product, PreviewMail®.

Ownership category

akta.pro rank

Product category

IT Services

NAICS

Computer Systems Design and Related Services (54151), Computer Systems Design Services (541512), Custom Computer Programming Services (541511), Management Consulting Services (54161)

SIC

Services-Computer Programming, Data Processing, Etc. (7370), Services-Computer Integrated Systems Design (7373), Services-Management Consulting Services (8742)

akta.pro primary industry

ITIL/ITSM Process Consulting & Implementation (BPAEAJAB)

Keywords

• IT outsourcing services
• System consulting
• Software development
• Network construction
• Facility management

Headquarters

HQ city

Tokyo

HQ country

Japan

HQ region

Asia

Offices2 records

Markets served

GTM type

B2B

Offering type

Services

Cost components

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

Distribution channels1 record

Marketing channels2 records

Core offering

IFS is a Japanese IT services company that provides computer system consulting, investigation, analysis, design, development, operation, and maintenance, along with total computer room operations and network system construction and management. The company also develops and sells PreviewMail, its proprietary registered-trademark email preview software application. Its clients are large Japanese enterprises — primarily NTT group companies, NEC Nexus Solutions, and Tokio Marine & Nichido Fire Insurance — served through direct engagement from its headquarters in Chuo-ku, Tokyo.

Product overview

IFS is a Japanese IT services company offering a single product called PreviewMail, an email preview service. Beyond product development, the company provides system consulting, development, operation, maintenance, and network system services primarily for Japanese enterprise clients including major NTT group companies and Tokyo Marine insurance.

Differentiator

Problem solved

Functional benefit

Brands

• PreviewMail: Email preview service application developed by IFS; awarded JISA Awards 2017 Finalist recognition.

Products and services

• PreviewMail PreviewMail is IFS's proprietary registered-trademark email preview application that enables users to preview emails before sending to ensure proper rendering across different email clients and devices. It is sold as a standalone product with a dedicated product website at previewmail.jp.
• Computer System Consulting and Development Services Computer system introduction consulting focused on improving total cost performance and proposing systems that support management and sales strategy, combined with full lifecycle system services including investigation, analysis, design, development, operation, and maintenance. Delivered to large Japanese enterprise clients through the System Business Division (システム事業部).
• Computer Room Facility Management Services Total computer room operations delivered through the Facility Management Division (ファシリィティーマネジメント事業部), covering end-to-end operations of customer computer room environments.
• Network System Construction and Management Services Network system construction, maintenance, and operations management services for enterprise clients, covering the build and ongoing administration of network infrastructure within customer IT environments.

Named customers6 records

Segments1 record

Ideal customer profiles1 record

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature1 record

Partnerships

Seven partnerships are on record, tiered major and minor.

• NECネクサソリューションズ株式会社 (NEC Nexus Solutions)majorOthersMajor client and partner. NEC Nexus Solutions is a subsidiary of NEC Corporation providing system integration and IT solutions. IFS provides software development and IT services to this partner.
• NTTアドバンステクノロジ株式会社 (NTT Advanced Technology)majorOthersMajor client and partner. NTT AT is an NTT group company providing advanced technology solutions. IFS provides IT services and system development support.
• 株式会社NTT-MEmajorOthersMajor client and partner. NTT-ME is part of the NTT group providing network and IT services. IFS provides software development and IT outsourcing services.
• NTTテクノクロス株式会社 (NTT Techno Cross)majorOthersMajor client and partner. NTT Techno Cross provides technology integration services. IFS provides system development and IT services.
• 株式会社NTTデータ (NTT Data)majorOthersMajor client and partner. NTT Data is a leading Japanese system integrator providing comprehensive IT services globally. IFS provides software development and IT outsourcing services.
• 東京海上日動火災保険株式会社 (Tokio Marine & Nichido Fire Insurance)majorOthersMajor client in the insurance industry. Tokio Marine is one of Japan's largest property and casualty insurance companies. IFS provides IT system services and software development.
• ICT産業協同組合 (ICT Industry Association)minorStrategic or Co-development PartnerIFS is a member of the ICT Industry Association (ICT-ICS), an industry organization for ICT companies in Japan. This membership provides networking and industry collaboration opportunities.

Scale indicators2 records

Recent moves5 records

Expansion highlights4 records

Broad incumbents

• Fujitsu: One of Japan's largest system integrators offering consulting, system development, and IT outsourcing services across industries — broad incumbent that sets competitive context for smaller Japanese IT services firms like IFS.
• NTT Data: Japan's largest system integrator and global IT services provider; IFS is a software development and IT outsourcing partner to NTT Data and competes in the same enterprise IT services market at vastly different scale.
• NEC Corporation: Major Japanese IT services and system integration company whose subsidiary NEC Nexus Solutions is a major IFS client; overlaps with IFS in system integration and IT services to Japanese enterprises.

Emerging players

• BayCurrent: Fast-growing Japanese management and IT consulting firm competing for enterprise transformation engagements with strong consulting-led positioning similar to IFS's advisory services.

Direct peers

• SCSK Corporation: Japanese system integrator providing consulting, system development, IT outsourcing, and managed services, directly comparable in scope to IFS's end-to-end IT services model.
• Litmus: Global email testing and preview SaaS platform directly comparable to IFS's PreviewMail product in functionality (email client and device rendering previews) and target market of email marketers and developers.
• Itochu Techno-Solutions (CTC): Mid-to-large Japanese SI offering IT consulting, system integration, and outsourcing services to enterprise clients in financial services and other verticals, overlapping with IFS's target customer base.
• Email on Acid: Email rendering and preview testing SaaS platform offering functionality equivalent to PreviewMail — email preview across clients and devices — making it a direct product competitor.
• Nomura Research Institute (NRI): Large Japanese consulting and IT services firm offering system consulting, development, and outsourcing for enterprise clients, comparable in service mix to IFS though at much greater scale.
• NTT Advanced Technology: NTT group technology services firm that is both a major IFS client and a comparable Japanese IT services provider offering system development and technology solutions for enterprise customers.

Market position

Weaknesses5 records

Competitive moat3 records

Key risks6 records

Key highlights6 records

Customer concentration

Revenue estimate

Valuation estimate

Number of profiles

Profiles1 record

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 IFS