Nocall Corporation Achieves ISMS Certification for Enhanced Security in AI-Powered Call Services

Nocall Corporation Secures ISMS Certification

Nocall Corporation, headquartered in Shinagawa, Tokyo and led by CEO Seigo Hayashi, has officially announced its acquisition of the ISMS (Information Security Management System) certification based on the international standard ISO/IEC 27001:2022. This achievement, effective from October 24, 2025, underscores Nocall’s dedication to safeguarding sensitive customer information in a landscape increasingly reliant on AI-driven communication services.

Background and Purpose of ISMS Certification

As the provider of nocall.ai, an AI-powered telephony service tailored for calling operations, Nocall Corporation plays a pivotal role in supporting client companies with their sales and customer support activities. The service inherently processes a vast array of confidential data, including customer lists, call records, and strategic sales information.

Given the critical nature of these business communications, Nocall has prioritized the protection of customers' information assets. With the rapid evolution of AI technologies, the demand for stringent information security measures has surged. For businesses that handle crucial information, obtaining recognized security certifications has become a prerequisite for establishing trustworthy partnerships.

To that end, Nocall pursued ISMS certification with the aim of providing enhanced reliability and peace of mind to its clients.

Details of the Certification Acquired

- Certification Standard: ISO/IEC 27001:2022
- Registration Number: GIJP-1938-IC
- Date of Certification Acquisition: October 24, 2025
- Certifying Organization: GCERTI-JAPAN

Through the implementation of robust information management systems within the company, Nocall has always aimed to handle clients' highly sensitive operational data securely. The recent acquisition of ISMS certification objectively validates that the company's measures in information security meet international standards assessed by an external party.

Commitment to Future Enhancement

Nocall views this certification as a new starting point, aiming to further strengthen its information security management framework and enhance operational capabilities. The company plans to focus on employee training and internal audits, enabling a continuous improvement cycle to remain the most trusted partner for its customers.

What is Nocall.ai?

Service URL: nocall.ai

nocall.ai is a cloud-based SaaS offering that fully automates telephone operations using cutting-edge AI technologies. By integrating large language models, such as ChatGPT, with Nocall's proprietary synthetic voice models, the service achieves conversational interactions that are virtually indistinguishable from human dialogue, accomplishing up to 98% automation of business processes.

Currently employed across various sectors, including human resources, automotive, IT, and real estate, nocall.ai is utilized to facilitate comprehensive dialing operations like sales calls, reminders, and follow-ups. Additionally, the platform offers a suite of features such as automated customer management, call log documentation, and customizable dialogue scenarios.