Business

BUSINESSOur BusinessFour business services tailored to your needs,delivered at the optimal price01 CONTRACT DEVELOPMENTContract DevelopmentOne-stop development, from research to productionAWS cloud infrastructureSales management systemsExcel/VBA to web systemsAI voice input & handheld terminalsあA中한02 WEB SERVICESWeb ServicesAI-powered multilingual websites and web servicesAI multilingual websitesMultilingual web brochure +@GUIDEBooking & e-commerce sitesMembership & credit card paymentsWEBOPENCONTROLMOBILE03 SYSTEM ENGINEERING SERVICEEngineering ServicesThe right IT talent, backed by multi-industry experienceFinance (insurance, securities, banking)Wholesale, telecom & servicesWeb & open systemsEmbedded & mobile systemsJAPANCHINABRIDGE SE04 OFFSHORE DEVELOPMENTOffshore DevelopmentOptimal teams through offshore development in ChinaEngineers with 20+ years of experienceUp to approx. 500 person-months deliveredBridge SE & quality controlFixed-price or lab-type contractsONE-STOP IT SOLUTIONSFrom research and consultingto requirements, design, development & operationsOne-stop, total IT supportDousyu Soft Co., Ltd.Advanced IT Technology and ServicesContract Dev.Contract Dev.Web ServicesWeb ServicesSESSESOffshoreOffshoreBUSINESSOur BusinessFour business servicestailored to your needs,delivered atthe optimal price01 CONTRACT DEVELOPMENTContract DevelopmentOne-stop development,from research to productionAWS cloud infrastructureSales management systemsExcel/VBA to web systemsAI voice input & handheld terminalsあA中한02 WEB SERVICESWeb ServicesAI-powered multilingual websitesand web servicesAI multilingual websitesMultilingual web brochure +@GUIDEBooking & e-commerce sitesMembership & credit card paymentsWEBOPENCONTROLMOBILE03 SYSTEM ENGINEERING SERVICEEngineering ServicesThe right IT professionals,backed by multi-industry experienceFinance (insurance, securities, banking)Wholesale, telecom & servicesWeb & open systemsEmbedded & mobile systemsJAPANCHINABRIDGE SE04 OFFSHORE DEVELOPMENTOffshore DevelopmentOptimal teams throughoffshore development in ChinaEngineers with 20+ years of experienceUp to approx. 500 person-months deliveredBridge SE & quality controlFixed-price or lab-type contractsONE-STOP IT SOLUTIONSFrom researchand consultingto requirements, design,development & operationsOne-stop,total IT supportDousyu Soft Co., Ltd.Advanced IT Technology and ServicesContract Dev.Contract Dev.Web ServicesWeb ServicesSESSESOffshoreOffshore

Co-State Soft Co., Ltd. is an IT company with the philosophy of "contributing to a global future society through advanced IT technologies based on co-creation and coexistence." It provides one-stop support for research and analysis, consulting, requirements definition, design and development, and operation and maintenance.

In the outsourced development business, we have experience in designing, building, and operating cloud infrastructure using AWS, developing and maintaining sales management systems for major retailers, transitioning Excel and VBA operations to web systems without changing specifications, developing Android-compatible handheld terminal integration systems, and developing AI voice input systems that integrate with core systems and real-time data processing.

In the web service business, we provide AI automatic translation, multi-language site construction using our proprietary dictionary, a multi-language web brochure "+@GUIDE", the construction of reservation sites and e-commerce sites, and the introduction of membership registration and payment functions.

In the SES business, we propose IT talent suited to the requirements based on our extensive experience in financial services such as life insurance, property and casualty insurance, securities, banking, wholesale, telecommunications, and service industries.

In the offshore development business, experienced personnel with over 20 years of experience are employed, and leveraging our experience of developing offshore projects in China with a maximum monthly capacity of approximately 500 people, we will build an optimal development system that includes bridge control and quality management.

Contracted development business

Amazon Web Service (AWS)Design, construction and operation of servers such as

System development research and analysis, requirements definition to production release and maintenance development

Sales Management Systems & Solutions

AI Voice Input Systems & Solutions

Handy Terminal Linkage System

We offer a one-stop service.

WEB Service Business

Multilingual site building service utilizing AI automatic translation capabilities

Building your own reservation site

EC site building service

Membership registration and credit card payment service

We provide various web services.

SES Business

Life insurance, non-life insurance, banking, wholesale, telecommunications, and service industries

We have a proven track record in a number of other industries.

We will propose the most suitable IT personnel according to the required skills.

Offshore Development Business

More than 20 years of offshore development experience.

Up to approximately 500 man-months of development experience

We will propose the optimal development system to meet your needs.