the so-called seven-car maglev - short for ` magnetic levitation ' - hit a top speed of 375mph .
the run beat last week 's speeds of 366mph -lrb- 590kph -rrb- , which in turn beat the train 's previous record of 361mph -lrb- 581km/h -rrb- during a test run near mount fuji .
the run beat last week 's speeds of 366mph -lrb- 590kph -rrb- , which in turn beat the train 's previous 12-year record of 361mph -lrb- 581km/h -rrb- .
the speeds , however , wo n't be as high when the new line between tokyo and nagoya comes into service .