The is an AC electric multiple unit type operated on limited express services by Kyushu Railway Company (JR Kyushu) in Japan since July 1992.
The trains were built jointly by Hitachi and Kinki Sharyo.
The 7-car sets are formed as follows.
Cars 2 and 7 are each fitted with one PS400K scissors-type pantograph.
The two 6-car sets are formed as follows.
Cars 2 and 6 are each fitted with one PS400K scissors-type pantograph.
The 11 4-car sets are formed as follows.
Car 3 is fitted with one PS400K scissors-type pantograph.
, the 787 series are used on the following limited express services.
From the start of the revised timetable on 12 March 2011, with the completion of the Kyushu Shinkansen, 787 series sets were no longer used on Relay Tsubame services. The T1 (SaHa 787) cars were removed from the 7-car sets to form a fleet of 15 6-car sets. These were redeployed on Kamome services, displacing the earlier 783 series EMUs.
All cars were made no-smoking from the start of the revised timetable on 18 March 2007.