Founded in 1931 through the merger of Annaka Corporation and Kyoritsu Electric in Japan, Anritsu Corporation is a global leader in telecommunications test and measurement solutions. With roots dating back to 1895 via Sekisan-sha, it built the world's first wireless telephone network. Headquartered in Atsugi, Japan, Anritsu provides spectrum analyzers, vector network analyzers, OTDRs, and 5G test solutions, along with quality inspection equipment such as metal detectors for the food and pharma industries. Operating in more than 90 countries with subsidiaries such as Anritsu Company (US), it supports communications, aerospace, and defense, with a focus on 5G, IoT, and green technologies.