What AIcom does

AIcom Co., Ltd. (株式会社アイコム) is a private independent Japanese software house founded in December 1984, headquartered in Machida City, Tokyo, with 8 employees and 40 million yen of registered capital. The company operates across three business domains — medical information systems, document information management, and industrial measurement/control — providing both contract custom software development and proprietary products. Its two flagship products are the AIDsign SDK for HPKI, a JAHIS-compliant electronic signature SDK for the Japanese electronic prescription system released in 2023, delivered in CLI, library (JAR), and plugin formats with Windows and macOS support; and AImass, a cloud service launched in 2021 for compliance with Japan's Electronic Books Preservation Act.

The company's technology foundation is rooted in deterministic cryptographic electronic signature processing using HPKI (Healthcare Professional Key Infrastructure) IC cards, not in AI/ML, despite the "AI" in its brand name (which stands for "AI & Communication"). Long-term enterprise clients include Fujitsu, PFU, Secom Trust Systems, Seiko Solutions, Mitsubishi Research Institute, Fuji I.T., and SG Systems, alongside undisclosed enterprise and government engagements. The firm combines professional services revenue from custom development with recurring revenue from annual SDK licensing and AImass cloud subscriptions.

The go-to-market is sales-led, with direct enterprise engagement through a structured four-step process (inquiry, contracting, integration/development, maintenance/support). Distribution is domestic Japan only, with SDK products embedded into third-party electronic medical record, receipt computer, and dispensing pharmacy systems. Current representative director is Takahashi Toshio; the company was previously led by founder-era director Murai Shinichi.

Name

AIcom

Legal name

株式会社アイコム（AIcom Co., Ltd.）

Website

https://ai-com.co.jp

Company type

Private

Founded year

1984

Operating status

Operating

Headcount range

11–50 employees

Short description

AIcom is a Japanese independent software house (8 employees, founded 1984) that develops custom software and licenses proprietary products — chiefly the AIDsign SDK for HPKI electronic prescription signatures and the AImass document compliance cloud service — serving medical information vendors, document management clients, and industrial control integrators in domestic Japan.

Ownership category

akta.pro rank

Product category

Healthcare Software / Electronic Signature SDK

NAICS

Custom Computer Programming Services (541511), Software Publishers (5132), Computer Systems Design Services (541512)

SIC

Services-Computer Programming Services (7371), Services-Computer Integrated Systems Design (7373)

akta.pro primary industry

AI Privacy Engineering & Data Governance (PII, consent, retention) (HDAAAKAB)

Keywords

• HPKI electronic signatures
• Electronic prescription SDK
• Medical information systems
• Custom software development
• Document information management

Headquarters

HQ city

Tachikawa

HQ country

Japan

HQ region

Asia

Offices1 record

Markets served

GTM type

B2B

Offering type

Software

Cost components

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

Revenue model

1. Custom Software Development (受諾ソフトウェア開発): Custom software development services in medical information, document information management, and real-time control fields. Long-term partnership engagements with major vendors. Revenue generated through project-based contracts with ongoing development and maintenance support.
2. AIDsign SDK for HPKI Sales: Proprietary electronic signature SDK product for electronic prescriptions. Commercial annual license model. Sold to electronic medical record, receipt computer, and dispensing pharmacy system integrators for embedded integration.
3. AImass Cloud Service: Cloud service for electronic record storage law compliance (electronic transactions, scanner preservation). Service started in 2021. Subscription-based cloud service revenue.

Pricing tiers

Go-to-market motion1 record

Distribution channels2 records

Marketing channels3 records

Core offering

AIcom is an independent Japanese software house that develops and sells proprietary software products and provides custom software development in medical information, document information management, and real-time control fields. Its flagship proprietary product is the AIDsign SDK for HPKI, an electronic prescription-compliant electronic signature SDK for embedding into electronic medical record, receipt computer, and dispensing pharmacy systems, delivered in CLI, library (JAR), and plugin formats with Windows/macOS support. The company also offers the AImass cloud service for Japan's electronic book preservation law compliance and engages in long-term custom development partnerships with major Japanese system integrators such as Fujitsu and PFU.

Product overview

AIcom offers two main proprietary products: AIDsign SDK for HPKI and AImass. AIDsign SDK for HPKI is an electronic prescription digital signature SDK that enables electronic medical record, receipt computer, and dispensing pharmacy systems to implement HPKI electronic signatures compliant with the electronic prescription signature common module specification. It is available in three forms (CLI, library, and plugin) for integration into existing healthcare systems. AImass is a separate cloud-based service for electronic book preservation law compliance (electronic transactions and scanner preservation). Both products complement the company's contract software development business in healthcare, document information, and control systems.

Differentiator

Problem solved

Functional benefit

Brands

• AIDsign SDK for HPKI: 電子処方箋対応 HPKI 電子署名を電カル・レセコン・調停求局システムへ組み込むためのSDK。Windows / macOS 対応。CLI・ライブラリ・プラグインの3形式で提供。
• AImass

Products and services

• AIDsign SDK for HPKI Proprietary HPKI electronic signature SDK for Japanese electronic prescription compliance, intended for embedding into electronic medical record (電カル), receipt computer (レセコン), and dispensing pharmacy systems. Delivered in three formats (CLI command-line, Java JAR library, and HTML/JavaScript plugin), with support for both Windows and macOS (industry first), IC-card-based certificate retrieval, electronic signature application and verification, CSV export of prescription information, and optional HPKI Second remote signature via MEDIS key management service. Sold under an annual commercial license to medical software vendors and integrators.
• AImass Subscription-based cloud service from AIcom for compliance with Japan's Electronic Books Preservation Act, covering electronic transaction record-keeping and scanner-based preservation of paper documents. Service began in 2021 and provides customers with managed infrastructure for regulated document preservation.
• Custom Software Development Services Project-based custom software design, development, and ongoing maintenance services for Japanese enterprise and government clients, focused on three primary domains: medical information systems (electronic medical record, pathology, medical imaging), document information management (electronic signatures, timestamps, long-term signatures, electronic contracts, HSM applications), and real-time measurement and control (water treatment, factory automation, CAD, embedded software). Delivered under long-term partnership engagements with major Japanese system integrators.

Quantifiable outcome

• Compliance with electronic prescription common module specifications (JAHIS)
• +1 more outcomes

Named customers7 records

Segments4 records

Ideal customer profiles3 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Integration1 record

Feature6 records

Partnerships

One partnership is on record.

• Seiko Solutions Co., Ltd. (セイコラーソリューションズ株式会社)coreOthers · 1 December 1984Long-term business partner relationship for custom software development since establishment. Major Japanese IT solutions provider with healthcare and enterprise system focus.

Scale indicators4 records

Recent moves9 records

Expansion highlights4 records

Others

• Adobe (Adobe Sign / Acrobat Sign): Adobe's electronic signature solutions (Adobe Sign / Acrobat Sign) compete in the broader digital signature and document management market. Adobe operates at global enterprise scale across diverse industries, in contrast to AIcom's narrow Japan-specific HPKI focus.
• DocuSign: DocuSign is a global electronic signature platform operating in the same signature/document workflow space as AIcom's AIDsign and AImass products. It serves a far broader, international market via cloud SaaS rather than embedded SDK, representing an adjacent rather than directly competitive model.
• Yokogawa Electric: Yokogawa Electric is a major Japanese industrial automation and control systems provider. AIcom's measurement/control business (water treatment, factory automation, real-time control systems) is functionally comparable to Yokogawa's industrial control offerings, though Yokogawa operates at vastly larger scale.
• WingArc1S: WingArc1S is a Japanese document management and business intelligence software company. Its document management and electronic form solutions overlap thematically with AIcom's AImass and document information management business, though WingArc1S serves broader enterprise workflows.

Broad incumbents

• NEC: NEC provides healthcare IT solutions in Japan, including electronic medical records and hospital information systems. As a major Japanese SI vendor with established healthcare focus, NEC operates in adjacent space to AIcom's medical system integration work and could serve as both partner and competitor.
• Fujitsu: Fujitsu is a major Japanese IT services and healthcare IT provider offering electronic medical record and hospital information systems. It is both a long-term AIcom custom development client and a potential competitor that could build or integrate competing HPKI capabilities in its healthcare portfolio.
• GMO GlobalSign: GMO GlobalSign is a leading Japanese digital certificate and PKI/electronic signature provider. It operates in the same identity, certificate, and electronic signature space as AIcom's HPKI and AImass offerings, though with a broader, non-healthcare-specific portfolio.
• NTT Data: NTT Data is a major Japanese IT services provider with healthcare IT offerings serving medical institutions and government healthcare initiatives. It operates in the broader healthcare IT space where AIcom's SDK and custom development services are embedded into vendor products.

Direct peers

• MEDIS (Medical Information System Development Center): MEDIS is the Japanese foundation that operates the HPKI key management infrastructure underpinning electronic prescriptions. AIcom's AIDsign SDK integrates directly with MEDIS's key management service for remote signature support, making them direct infrastructure partners in the same HPKI/electronic prescription ecosystem.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 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 AIcom