203 series

Japanese train type

The 203 series (203系) is an electric multiple unit (EMU) train type operated in Japan between 1982 and 2011 by Japanese National Railways (JNR) and later by East Japan Railway Company (JR East), and currently operated by KAI Commuter and Philippine National Railways.

The sets were formed as follows. Original 10 car EMU configuration Car No. 1 2 3 4 5 6 7 8 9 10 Numbering KuHa 202 MoHa 202 MoHa 203 SaHa 203 MoHa 202 MoHa 203 SaHa 203 MoHa 202 MoHa 203 KuHa 203

Cars 3, 6, and 9 were each fitted with one PS21 pantograph.

On 20 March 1995, the train number A725K, or the Matsudo Train Set Number 67, which later transferred to Philippine National Railways in 2011, was involved on the sarin gas attack which happened on the Tokyo Metro Chiyoda Line alone, southwest bound section bound for Yoyogi Uehara station at 7:48 AM, As the train approached Shin Ochanomizu Station, the central business district in Chiyoda, one member of the team punctured one of his two bags of sarin, leaving the other untouched, and exited the train at Shin Ochanomizu. And then finally, the train has been proceeded down the line with the punctured bag of sarin leaking until 4 stops later at Kasumigaseki Station. There, the bags were removed and eventually disposed of by station attendants, of whom two died. The train continued on to the next station where it was completely stopped, evacuated and cleaned.

On 14 January 2018, a passenger in a 203 series trainset forced a train door open while the train was moving. On 16 February 2020, a 203 series trainset was involved in a stone throwing incident. It damaged a door window and injured one passenger. On 12 April 2022, a 9 to 12 year old child died after being run over by a 900 class locomotive hauling a 203 series EMU train at the intersection of Antipolo Street and Ipil Street in Sta. Cruz, Manila. On 18 April 2023, a 203 series trainset was involved in a derailment between Pasay Road station and EDSA station.

On 28 November 2022, a 203 series set MaTo 52 (203 106/BUD2) derailed twice at Kampung Bandan Station and Manggarai Station. No one was injured.