Fujitsu and Sony Bank partner to incorporate generative AI into core banking system style and advancement
Effort targets AI-driven system style, 20% faster advancement, and improved service shipment for all core banking functions by April 2026
Kawasaki and Tokyo, Japan, October 6, 2025-(JCN Newswire )-Fujitsu Limited and Sony Bank, Inc. today revealed that generative AI has actually been incorporated into the system advancement for Sony Bank’s brand-new core banking system, which leverages Fujitsu’s core banking service, from September this year.
In May 2025, Sony Bank effectively accomplished a complete cloud shift for all its systems with the application of a cloud-native core banking system powered by Fujitsu’s core banking service. This shift substantially boosted the versatility and scalability of Sony Bank’s banking systems and total operations.
This effort marks the preliminary stage of developing an AI-driven advancement community, leveraging generative AI within Sony Bank’s cloud-native environment. By April 2026, both business prepare to use generative AI throughout all Sony Bank core banking system advancement jobs, intending to develop a sophisticated AI usage design for Japan’s monetary market.
Tatsuya Fukushima, Corporation Executive Officer, Sony Bank, remarks:
“Our goal is to deliver new value to our customers through technological innovation. We are excited to embark on this collaboration with Fujitsu, integrating generative AI into our core banking system development. This partnership isn’t just about efficiency and quality; it’s about unlocking more flexible and agile services for our customers. Merging our cloud-native environment with cutting-edge AI marks a significant leap forward in redefining the future of financial services.”
Masaru Yagi, Corporate Executive Officer, SEVP, Fujitsu Limited, remarks:
“Building on the successful delivery of the next-generation digital banking system in May, Fujitsu is proud to partner with Sony Bank on a strategic initiative that will apply generative AI to innovate system development. This undertaking marks the official launch of our vision for a truly AI-driven development ecosystem, centered on generative AI. By integrating Fujitsu’s AI expertise and business knowledge into Sony Bank’s operational core banking solution, we expect to significantly accelerate their development and service delivery.”
Summary of the Initiative
Sony Bank and Fujitsu will use generative AI to the advancement and screening stages of core banking systems. The partners will take advantage of Fujitsu’s exclusive understanding graph-enhanced RAG innovation, which fine-tunes generative AI input information by connecting big dataset relationships, to enhance AI precision. Future strategies consist of broadening constant generative AI-driven advancement throughout all procedures– from management and requirements meaning to operation and upkeep– with an anticipated 20% decrease in advancement times. By finishing all procedures completely on AWS, the effort will accomplish innovative scalability, security, and considerably boosted advancement effectiveness. This will promote a robust advancement environment through the maximization of Fujitsu’s core banking service advantages and AWS combination for constant quality enhancement and fast advancement cycles.
Image: Overview of the effort
Future strategies
Moving on, Sony Bank will completely utilize the cloud-native attributes of its brand-new core banking system to speed up advancement effectiveness, boost quality, and promptly provide brand-new services and products by incorporating numerous external services and embracing brand-new technologies.Through the arrangement of its core banking option, Fujitsu will continue to promote its monetary industry-focused efforts with Uvance. In this method, Fujitsu intends to boost service operations for banks and add to the awareness of a more thriving society.
About Fujitsu
Fujitsu’s function is to make the world more sustainable by developing rely on society through development. As the digital change partner of option for consumers around the world, our 113,000 staff members work to fix a few of the best obstacles dealing with humankind. Our variety of services and services make use of 5 essential innovations: AI, Computing, Networks, Data & & Security, and Converging Technologies, which we combine to provide sustainability change. Fujitsu Limited (TSE:6702) reported combined incomes of 3.6 trillion yen (US$ 23 billion) for the ended March 31, 2025 and stays the leading digital services business in Japan by market share. Discover more: global.fujitsu
About Sony Bank, Inc.
Sony Bank was developed in 2001 as an online bank with a main concentrate on private clients in Japan. Sony Bank is a subsidiary of Sony Financial Group Inc. Our objective is to bring clients hassle-free, premium monetary services and products. Learn more: https://sonybank.jp/en/
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