This is a TOMIX E501 series model. All cars are T cars (trailer cars), with no M cars (motor cars). It will be shipped in a TOMIX case. The cars are arranged as follows, from top to bottom in the first photo: Kuha E500 Saha E501 Moha E501 Moha E500 Moha E501 Kuha E500 Except for the Kuha E500, the cars are individual items from set 92705. The two Kuha E500 cars are of unknown lot. Also, the ceiling part of one Kuha car and the parts around the pantograph of the Moha E501 are missing. Please check the photos. The two Kuha cars have been confirmed to have working lights, and all cars roll smoothly. There may be other oversights, but please understand that this is a used item. Thank you for looking.