![Next generation Shinkansen bullet train vehicle Car 10 of ALFA-X of East Japan Railway Company (JR East) during a media day in Rifu, Miyagi Prefecture, northern Japan, May 9, 2019. JR East will start driving test of the vehicle ALFA-X on May 10, 2019 to reach to commercial operation at 360 km/h, which speed will be the world\'s fastest as a Shinkansen bullet train. (Photo/Agencies)](http://www.ecns.cn/hd/2019/05/10/a93711b862bc4369b1c70f220eb75a54.jpg)
Next generation Shinkansen bullet train vehicle Car 10 of ALFA-X of East Japan Railway Company (JR East) during a media day in Rifu, Miyagi Prefecture, northern Japan, May 9, 2019. JR East will start driving test of the vehicle ALFA-X on May 10, 2019 to reach to commercial operation at 360 km/h, which speed will be the world's fastest as a Shinkansen bullet train. (Photo/Agencies)
![Next generation Shinkansen bullet train vehicle Car 10 of ALFA-X of East Japan Railway Company (JR East) during a media day in Rifu, Miyagi Prefecture, northern Japan, May 9, 2019. JR East will start driving test of the vehicle ALFA-X on May 10, 2019 to reach to commercial operation at 360 km/h, which speed will be the world\'s fastest as a Shinkansen bullet train. (Photo/Agencies)](http://www.ecns.cn/hd/2019/05/10/7aa38358c7ad4501a3e267a4fcfe9a39.jpg)
Next generation Shinkansen bullet train vehicle Car 10 of ALFA-X of East Japan Railway Company (JR East) during a media day in Rifu, Miyagi Prefecture, northern Japan, May 9, 2019. JR East will start driving test of the vehicle ALFA-X on May 10, 2019 to reach to commercial operation at 360 km/h, which speed will be the world's fastest as a Shinkansen bullet train. (Photo/Agencies)
![The cockpit of next generation Shinkansen bullet train vehicle Car 10 of ALFA-X of East Japan Railway Company (JR East) during a media day in Rifu, Miyagi Prefecture, northern Japan, May 9, 2019. JR East will start driving test of the vehicle ALFA-X on May 10, 2019 to reach to commercial operation at 360 km/h, which speed will be the world\'s fastest as a Shinkansen bullet train. (Photo/Agencies)](http://www.ecns.cn/hd/2019/05/10/7c4283983b4542168657c835af4ae5dd.jpg)
The cockpit of next generation Shinkansen bullet train vehicle Car 10 of ALFA-X of East Japan Railway Company (JR East) during a media day in Rifu, Miyagi Prefecture, northern Japan, May 9, 2019. JR East will start driving test of the vehicle ALFA-X on May 10, 2019 to reach to commercial operation at 360 km/h, which speed will be the world's fastest as a Shinkansen bullet train. (Photo/Agencies)