Tomato Bank Introduces Fully On-Premise Generative AI "Local-Chat AI"

Ippu Senkin Co., Ltd. (Headquarters: Chuo-ku, Tokyo; Representative Director, President, CEO/Founder: Hideya Suzuki; hereinafter "Ippu Senkin") has introduced the fully on-premise generative AI solution "Local-Chat AI" to Tomato Bank (Head Office: Okayama City, Okayama Prefecture; Representative Director, President: Shogo Takagi; hereinafter "Tomato Bank").

This introduction realizes the utilization of the latest generative AI in an extremely secure environment, isolated from external networks. Ippu Senkin provides end-to-end support, from hardware procurement to system construction and software implementation, to support the activities of all officers and employees of Tomato Bank in solving issues tailored to the region and customers.

Features of the Introduced System

Overview of On-Premise x Generative AI System Introduction

Fully On-Premise Compatible: No connection to external networks is required, meeting the high security requirements unique to financial institutions.

Answers Based on Proprietary Knowledge: By training and referencing various regulations with AI, it provides accurate answers tailored to "Tomato Bank's rules" even for specialized inquiries.

High-Precision Answers with Ultra-High Performance AI: A high-performance AI model comparable to the latest major LLMs is available in an on-premise environment.

Multimodal Support: In addition to text, it supports image data such as forms, approval documents, charts, and scanned documents handled within the bank. It can be utilized with various forms of business information without sending any data to the cloud.

Easy-to-Use App UI for All Officers and Employees: Intuitive operation in a chat format allows all officers and employees to ask questions in everyday language, and the generative AI instantly provides answers.

Future Outlook

Tomato Bank began operating "Local-Chat AI" for all officers and employees working at its headquarters on May 13, 2026. Based on the operational status at the headquarters and feedback from officers and employees, it plans to gradually expand to all branches in the future.

Both companies will continue to explore further areas of utilization based on the knowledge accumulated through operations and feedback from officers and employees. Specifically, they plan to advance multifaceted discussions on the new possibilities brought by generative AI, such as enhancing customer proposals in sales fields and applying it to highly specialized banking operations.

About Tomato Bank Co., Ltd.

Tomato Bank Co., Ltd. is a regional bank based in Okayama Prefecture, aiming to grow with the local community under the management philosophy of "creating people and serving people." Since its establishment in 1931, it has provided financial services rooted in the region and has developed a business network mainly in Okayama Prefecture as a familiar bank that meets customer needs.

Bank Name: Tomato Bank Co., Ltd. Representative: Shogo Takagi, Representative Director, President Location: 2-3-4 Bancho, Kita-ku, Okayama City, Okayama Prefecture URL: https://www.tomatobank.co.jp/

About Ippu Senkin Co., Ltd.

Ippu Senkin Co., Ltd. aims to improve the business efficiency and profitability of client companies by providing AI application development and AI utilization support consulting services. In particular, it provides comprehensive support through services such as advanced business process support using generative AI, formulation of AI and data strategies, and human resource development including in-house production.

Company Name: Ippu Senkin Co., Ltd. Established: May 1, 2024 Representative: Hideya Suzuki, Representative Director, President, CEO/Founder Location: Duplex Ginza Tower 8/14, 701, 8-14-9 Ginza, Chuo-ku, Tokyo URL: https://ippu-senkin.com/