- EF81 was born in 1968 (1968), in AC-DC current form electric locomotive to be representative of the Japanese National Railways, after JR reduction also has been active as a universal locomotive from passenger to cargo.
- Among them, the 400 series for the Kanmon Strait tunnel connecting Honshu and Kyushu, 14 cars in the remodeling from the general form for replacement of the EF30, has appeared in 1986 (1986).
- For double-heading that corresponds to the wet Kanmon environment in the tunnel, it was equipped with a tandem overall control device is characterized by the 400 series.
- 6 Both of them 409-414 in JR Kyushu Oita vehicle center affiliation machine, has been operational in passenger train and a part of the freight train, such as express sleeper [Asafu].
- Reduce the number two due to the abolition of the then repeated express sleeper, was scrapped by 2010 (2010) December.
- JR Kyushu in Oita vehicle center affiliation, reproduce the dominating figure in the tow of the Blue Train, which was including the express sleeper [Asafu].
- Accurately reproduce the No. 400, which was born in the remodeling in the new body. Dendan indicator light removal, distinctive head mark hanging Kyushu, such as remodeling nameplate.
- The top part skirt, heavy chronic use jumper plug, fabricated accurately new removal has been Dendan jumper Sen'ato of different pieces plug structure before and after.
- Green insulator, Sunopurou unarmed, JR radio antenna mounted, wheel Washin rolling plate, JR Kyushu serving red JR mark the printed.
- H rubber of window glass is reproduced in gray era. Front handrail mounting already in a different part.
- Select license plate is 411, 412, 413, 414. Maker's plate / remodeling nameplate, in the Hitachi / Kokura factory, printed.
- Kyushu unique your Wangata [Asafu], in the Sakura (cherry tree in green), comes with a quick head mark of [Fuji (mountain type)].
- Arnold coupler standard equipment. KATO knuckle coupler included with the replacement.
- Demonstrated in the proven flywheel with power unit, and a stable running, a strong traction. Burutorefuru organized tow also afford!
- Of simultaneous release, the 24-based express sleeper [Asafu] (gold band) Shimonoseki - is perfect for towing between Hakata.
( This is a machine translation. Please allow for possible misinterpretations in the text. )