The STJ Group (Suntelcom Japan Co., Ltd. and STJ Rentec Co., Ltd.) specializes in the sales, rental, and maintenance of wireless equipment and related solution products. (e.g., business-use wireless devices, IP wireless devices, license-free specific low-power transceivers, solutions products such as cameras and relay devices) ~List of Locations~ ■ Hokkaido Sales Office / Experience Center Sapporo ■ Tohoku Sales Office ■ Kanto Sales Office (Head Office) / Experience Center Tokyo ■ Kansai Branch / Experience Center Osaka ■ Kyushu Sales Office Additionally, the group company Suntelcom Japan Co., Ltd. also engages in mobile corporate business. With a proven track record in major corporate BCP implementations, we provide BPO services where Suntelcom Japan serves as the customer contact point, offering support for bulk management of devices, as well as assistance for malfunctions and losses. We can also provide comprehensive support proposals, including consulting on corporate communication environments and suggestions for office products and business improvement tools.