The was a limited express train service in Japan operated by Japanese National Railways (JNR) between and in Hokkaido, Japan, from 1975 to 1980. Rolling stock Services comprised 485-1500 series EMUs, and were the first limited express trains comprising electric multiple units to operate in Hokkaido. The 485 series EMUs proved to be unsuited to the harsh weather conditions of Hokkaido, with frequent cancellations, and were later replaced by new 781 series 6-car EMUs. Formation The typical 6-car formation (in 1980) was as shown below with car 1 at the Sapporo end. History Ishikari services were introduced on 18 July 1975, and continued until the start of the 1 October 1980 timetable revision, when the services were replaced by new Lilac services. References Named passenger trains of Japan Japanese National Railways Railway services introduced in 1975 Railway services discontinued in 1980 1975 establishments in Japan 1980 disestablishments in Japan ja:いしかり (列車)