ETL Mark: 3 x TOSEC

"The ETL Mark VI Transistor Computer was completed at the Electrotechnical Laboratory in March 1966. The project began in 1959, and in order to achieve a machine surpassing the ultra-high speed machines of the time from overseas, it was supported with a budget of ¥100 million (20 times that of the Mark IV), and a variety of new technologies were developed for this machine including: high-speed