速さ /ha ya sa/.
Japanese .
hayai
Lightning speed would be "kaminari no hayasa."
hayai
Japanese.
速さ /ha ya sa/ and スピード /su pii do/ are both very common words for 'speed' in Japanese.
In English they are referred to as Bullet Trains; in Japanese, 'shinkansen.'
Hayasa.
Their speed, efficiency, and punctuality.
buy a SLD speed limit defender.. wire in job....
Of course, Japan has speed limits too
The difference between Japanese Shinkansens and European High Speed Trains is that the European High Speed Trains make use of European EC Directive 96/48 while the Japanese Shinkansens use an ATC (Automatic Train Control) system.