- Business
- E-Guardian Inc. (6050.T) operates as a comprehensive internet security company, providing post monitoring, customer support, debugging, cybersecurity, and related outsourcing solutions primarily in Japan. Founded in May 1998 and headquartered at Toranomon Kotohira Tower 8F, 1-2-8 Toranomon, Minato-ku, Tokyo, the company offers an extensive portfolio of services including consulting for solution optimization and security challenges; AI solutions such as E-Trident post monitoring system, ROKA SOLUTION AI image recognition, Kiducoo AI in-image object detection, and TextVoice video sound detection leveraging big data from over 20 million monthly posts; cyber security measures encompassing consultant services, web and smartphone application vulnerability diagnosis, and security training; debugging and rating for game applications, software, and IoT systems; web content monitoring for community sites, bulletin boards, SNS, blogs, streaming videos, harmful rumor investigation, and compliance measures; advertisement review and operation support including input/output management and sales agent screening; customer support via email, telephone, chat, and 24/7 multilingual operations; social media services covering policy creation, operations, analysis, and social listening; and global support for localization, culturalization, and expansion into markets like the Philippines and Vietnam through subsidiaries including E-Guardian Philippines Inc. and E-Guardian Vietnam Co., Ltd. The company maintains operations across multiple domestic centers in Tokyo, Osaka, Hiroshima, Kumamoto, Miyazaki, Tachikawa, Hakata, and others, employing 2,260 combined staff including 1,833 contract employees as of September 2025. Recent developments include becoming a consolidated subsidiary of CHANGE Holdings, Inc. in October 2023 through a friendly takeover offer and third-party allotment of shares; director and executive changes effective October 1, 2025 with Yasuhisa Takatani continuing as President, CEO, and Representative Director; establishment of the Hakata Center in January 2023; transition to the Tokyo Stock Exchange Prime Market in April 2022; acquisition of JP-Secure Inc. in October 2020 followed by its merger into EG Secure Solutions Inc. in 2021; and capital and business alliance with CHANGE Holdings in August 2023.