The is a Japanese Shinkansen

Shinkansen

The , also known as THE BULLET TRAIN, is a network of high-speed railway lines in Japan operated by four Japan Railways Group companies. Starting with the Tōkaidō Shinkansen in 1964, the network has expanded to currently consist of of lines with maximum speeds of , of Mini-shinkansen with a...

 high-speed train type built between 1997 and 2006, and entering service in 1999. Originally designated as "N300", they formed the next generation of shinkansen vehicles jointly designed by JR Central and JR West for use on both Tōkaidō and Sanyō Shinkansen

Sanyō Shinkansen

The is a line of the Japanese Shinkansen high-speed rail network, connecting Shin-Ōsaka in Osaka with Hakata Station in Fukuoka, the two largest cities in western Japan...

 lines.
The 700 series is characterized by its flat 'duck-bill' nose designed to reduce the piston effect

Piston effect

Piston effect refers to the forced air flow inside a tunnel caused by moving vehicles.-Cause of the Effect:Air in a tunnel is confined by the tunnel walls, hence the movement of air is restricted. In open air, when a vehicle travels along, air is being pushed and can move to any directions except...

 as the trains enter tunnels.