圭一 (Kay) 問山 (Toiyama)

Kay Toiyama has extensive work experience, primarily in the field of hardware development. They worked at Panasonic for a total of 24 years, starting as a Senior Engineer and eventually becoming the Hardware Development Manager. In 2023, Kay Toiyama joined Yohana as the Quality Assurance Manager in charge of the Japan Region.

From the period of 1994 to 1998, 圭一 問山, commonly known as Kay Toiyama, studied at Stevens Institute of Technology. During this time, they pursued a Bachelor of Engineering degree in Electrical Engineering.