Born in Japan where he did his training at Yokohama School of Dental Technology in Japan from 1988-1990. He then continued his training at Waseda Dental Technicians Training Center in Japan from 1993-1994. He worked from 1990-1993 at Tuyuki Dental Laboratory, Japan. He then worked from 1994-1995 at Fuji Ceramics Dental Laboratory in Los Angeles, California. He returned to Japan to work from 1995-1996 at Shonan Dental Laboratory.
Toshiyuki then moved to the USA and worked with Dr. Sergio Rubinstein from 1996-2003. He proceeded to work at Toshi & Kenji Dental INC in Seattle, Washington from 2003-2005. Since 2005 Thoshiyuki has been the Master Laboratory Technician for Dr. Rubinstein.