A system administrator (SA) who listens to users and leverages performance. Seeking the image of an SA who manages rather than controls vendors. While in college, Keisuke worked in sales at Apple Japan for 4 years and in IT infrastructure at Philips Japan for 2 years. (MEDIX, IRIAM), where he handled corporate IT and general affairs, and was involved in security support, multiple large-scale M&As, and relocation PM. Later, as an outsourcer, he was involved in setting up the information system department and security implementation at several companies. In his private life, Keisuke opened a café and co-working space in his hometown in Miyazaki Prefecture. With a single-minded determination to enliven his hometown, he did everything himself, from community building to design, renovation, operation, and closing of accounts. Keisuke is also an unparalleled coffee lover who has purchased a large number of coffee drippers and machines. Recently, Keisuke has been roasting his own coffee. His espresso machine at home is the "SIMONELLI / Oscar2" and his grinders are the "Eureka / Mignon Specialita" and "Kalita / Nice Cut G".