Summary in English: In the first half of the 1960s, FujiGen had subcontracted with Teisco, and manufactured models including: J-1, J-2, EB-1 (similar to EB-18), VN-2, and VN-4; And then, their former factory manager had spin-out to establish a Teisco factory in Toyoshina, called "Teisco String Instruments, Company" (also known as "Matsumoto Teisco").