After earning a degree in Business and Economics from Nagoya University, Sachiko built her career at leading international and domestic hotel groups, managing a wide range of operations from front-of-house services to administration, with a primary focus on accounting. In 2024, she transitioned into the tech industry as a web designer and front-end coder at a web marketing company, where she worked mainly with medical institutions and aesthetic clinics. Since her university years, she has gained international experience through study abroad programs and professional work in Switzerland, the United States, and various Asian countries. She joined GESHER Inc. in June 2026.