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Fastest tennis ball cut by sword

Fastest tennis ball cut by sword
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Who
Isao Machii
What
6.7 centimetre(s)
Where
Japan (Tokyo,Akasaka, Minato-ku,)
When
08 September 2011
The smallest object cut by sword at over 700 km/h (434.96 mph) is a tennis ball 6.7 cm (2.63 in) in diameter, which was cut by Isao Machii (Japan) at a speed of 708 km/h (440 mph) on the set of Tobidase Kagakukun (TBS) in Akasaka, Minato, Tokyo, Japan, on 8 September 2011. The machine that shot the tennis ball was made by Professor Hattori from the Tokyo Institute of Technology. The machine used a vacuum which made it capable of shooting the tennis ball at a very high velocity. Mr Machii was able to cut the ball in his 5 attempt. This record can be also considered as the fastest tennis ball cut with a sword.