YESS

Name

YESS

Legal name

YESS Co.,Ltd.

Website

https://yess.co.jp

Company type

Private

Founded year

2005

Operating status

Operating

Headcount range

1–10 employees

Short description

YESS Co.,Ltd. is a privately held Japanese IT consultancy in Yokohama providing system consulting, custom software development, package sales, and hardware solutions to enterprise clients, with specialization in network customer management, WEB billing, and network camera services.

Ownership category

akta.pro rank

Product category

IT Consulting and Custom Software Development

NAICS

Custom Computer Programming Services (541511), Computer Systems Design and Related Services (54151)

SIC

Services-Computer Programming, Data Processing, Etc. (7370), Services-Prepackaged Software (7372)

akta.pro primary industry

Software/Application Support (SaaS, Enterprise Apps) (BPAAACAC)

Keywords

• IT consulting services
• Software development services
• Network system solutions
• Web billing systems
• Business planning consulting

Headquarters

HQ city

Yokohama-shi

HQ country

Japan

HQ region

Asia

Markets served

GTM type

B2B

Offering type

Services

Cost components

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

Revenue model

1. Software Development: Custom program development services including internet billing systems, WEB shopping malls, IC tag attendance systems, camera monitoring systems, and network database construction. Revenue generated through project-based development engagements.
2. Package Sales: Sale of pre-built software packages and solutions including network customer management systems, WEB billing systems, and camera-related service products.
3. System Equipment Sales: Sales of system hardware and equipment related to network and camera systems implementation.
4. Consulting Services: Business consulting services including new business planning, security governance enhancement, profitability improvement planning, and system planning. Provided as part of total solution offerings.
5. Total Solutions: Integrated solutions combining consulting, operational support, network/WEB services, and system construction support, delivered as comprehensive client solutions.

Go-to-market motion1 record

Distribution channels1 record

Marketing channels1 record

Core offering

YESS provides consulting, strategic planning, and custom software development services centered on network and WEB-enabled systems for enterprise clients in Japan. The company specializes in internet billing systems, WEB shopping malls, IC tag-based attendance management, WEB camera real-time surveillance, and network-compatible relational databases. It combines consulting, operations support, WEB services, and system construction into integrated "Total Solution" engagements.

Differentiator

Problem solved

Functional benefit

Products and services

• Consultant Services (コンサルタント)
• Planning Services (プランニング)
• Software Development Services (制作・開発)
• Internet Billing System (インターネット課金システム)
• WEB Shopping Mall Construction (WEBショッピングモール構築)
• IC Tag Attendance Management System (ICタグ出退社管理システム)
• WEB Camera Monitoring System (WEBカメラ監視システム)
• Network-Compatible Database Development (ネットワーク対応データベース構築)
• Package Software Sales
• System Equipment Sales

Segments1 record

Ideal customer profiles1 record

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature6 records

Others

• Rakuten Group: Major Japanese internet services company operating e-commerce, fintech, and cloud platforms. Comparable to YESS only at the WEB shopping mall / internet billing module level — Rakuten represents the large-scale, modern alternative YESS competes against in e-commerce enablement.

Broad incumbents

• Internet Initiative Japan (IIJ): Major Japanese internet and network services provider offering connectivity, cloud, and security solutions. Comparable in the network systems layer of YESS's stack, though IIJ operates as a much larger incumbent with platform-scale offerings.
• Nihon Unisys: Large Japanese IT services and systems integrator offering consulting, system development, and managed services to enterprise clients. Comparable to YESS in offering breadth (consulting through to operations), though far larger in scale and customer base across Japan.
• Transcosmos: Japanese BPO/digital services firm with significant custom development, contact center, and system operations work. Comparable to YESS in providing integrated development plus operational support to enterprise clients in Japan.
• BIPROGY: Japanese IT solutions provider delivering system consulting, software development, and outsourcing for enterprises. Overlaps with YESS across custom system development and managed services for Japanese enterprise customers.
• Net One Systems: Japanese network infrastructure specialist offering network design, integration, and operations services. Overlaps with YESS's network systems and WEB-enabled application focus, though at significantly larger scale and enterprise breadth.
• NS Solutions: Established Japanese IT services firm providing consulting, system integration, and application development primarily to industrial and enterprise clients. Comparable in services mix (consulting + custom development + operations) but at materially larger scale.

Direct peers

• Future Corporation: Japanese IT consulting and systems integrator focused on enterprise transformation, custom software development, and managed services. Closely aligned with YESS's consultant-planning-development model and target enterprise customer base.
• OBIC Business Consultants: Japanese IT consulting firm providing business consulting, system planning, and custom application development for mid-market and enterprise clients. Directly aligned with YESS's consultant-planning-development service model and Japanese SMB/enterprise focus.
• Aoyama Consulting Group: Japanese IT and management consultancy delivering system planning and business consulting to Japanese enterprises. Comparable in the consulting-led, planning-heavy portion of YESS's service mix, particularly for SMB and mid-market clients.

Market position

Customer concentration

Revenue estimate

Valuation estimate

Number of profiles

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 YESS