Case Studies
Discover how our services and solutions are enabling companies to grow, expand their global reach and stay competitive in a challenging environment.
![Mizuho Information & Research Institute, Inc.](/content/dam/nttcom/hq/en/resources/case-studies/img/cmn_en_dia_resources_case-studies_mizuho-ir_challenges.png)
![Mizuho Information & Research Institute, Inc.](/content/dam/nttcom/hq/en/resources/case-studies/img/cmn_en_logo_resources_case-studies_mizuho-ir.png)
Mizuho Information & Research Institute, Inc.
The next-generation ICT infrastructure for a mega bank
Comprehensive, accelerated SI and operational support
![Sojitz Corporation Sojitz Corporation](/content/dam/nttcom/hq/en/resources/case-studies/img/cmn_en_dia_resources_case-studies_sojitz_challenges.png)
![Sojitz Corporation Sojitz Corporation](/content/dam/nttcom/hq/en/resources/case-studies/img/cmn_en_logo_resources_case-studies_sojitz.png)
Realizing an IT platform that adapts to business changes swiftly on a group level for the Sojitz Group – leveraging Microsoft Azure.
![Hitachi, Ltd. Hitachi, Ltd.](/content/dam/nttcom/hq/en/resources/case-studies/img/cmn_en_dia_resources_case-studies_hitachi2_challenges.png)
![Hitachi, Ltd. Hitachi, Ltd.](/content/dam/nttcom/hq/en/resources/case-studies/img/cmn_en_logo_resources_case-studies_hitachi.png)
Establishing a flexible SD-WAN network infrastructure to support a broad range of business
Optimizing use of the network to create a diverse, secure, and cost-effective network infrastructure