The is an electric multiple unit (EMU) train type operated by the private railway operator Nankai Electric Railway in Japan since 1983. Two four-car sets were built to replace the sole 20000 series set.
The 30000 series sets are used for Koya and Rinkan limited express services on the Koya Line. Since 1999, they are able to operate in multiple with the 11000 series and 31000 series trains.
Passenger accommodation consists of transverse seating arranged in 2+2 abreast configuration. Car 2 has a vending machine while car 3 has toilets.
The 30000 series fleet entered revenue service from the start of the revised timetable on 26 June 1983.
In 1999, the fleet underwent a programme of refurbishment. This included the addition of type and destination displays next to the doors and internal passenger information displays, and also the replacement of Japanese-style toilets with Western-style ones.
Cars 30101 and 30002 of set 30001 derailed at Oharata Inspection Depot on 27 May 2022. This set subsequently re-entered service on 29 April 2023.
To commemorate the 1,200th anniversary of Mount KÃ Âya, set 30001 was operated in a special "Red Koya" livery from 1 March 2015 and set 30003 returned to service in the "Purple Koya" livery on 23 March of that year. They were scheduled to operate in these liveries until February 2016.