|Categories||Rolling stock, Freight car|
|Electrical system||Spur N 2-Leiter Gleichstrom|
|Quarter first delivery||3/2022|
The Chiki 5500 was introduced in 1962 to expand the number of container trains to different parts of Japan after the popularity of JNR's first container-only train "Takara-go".
After that, in 1965, the name was changed to Koki 5500 in the title revamp and was active across the country.