1、The business scope is primarily in Japan, and the main business is providing enterprise-level communication and network solutions such as fiber broadband, IP phones, Wi-Fi, cloud monitoring, and IT support. 2、It belongs to the mainstream service provider in the telecommunications/network services industry, with competitors including NTT, KDDI, SoftBank, etc. 3、The official website brand keywords are "USEN" or "USEN NETWORKS".