The Class C55 (C55形) is a type of 4-6-2 steam locomotive built in Japan from 1935 to 1937. A total of 62 Class C55 locomotives were built and designed by Hideo Shima.

The Class C51 (C51形) is a type of 4-6-2 steam locomotive built by Kisha Seizo Mitsubishi and Japanese National Railways (JNR) Hamamatsu Works . The C classification indicates three sets of driving wheels. The C51 introduced 1.75 m (5 ft 9 in) diameter driving wheels to Japan.

The Class C55 was a 4-6-2 Pacific-type steam locomotive built for the JNR from 1935 to 1937. The C55s were used mainly as passenger locomotives and were used around the Honshu, Kyushu and Hokkaido regions with C55 locomotives C55 20 to …

C55型是C51、C54型的近代化改良型。 從1935年到1937年，汽車會社、三菱、川崎、日立等公司共生產了62輛。 另外用于臺灣鐵路的編號為 CT250型蒸汽機車。 第二次型C5520-C5540的設計是當時流行的流線型。 因維修不便1950年改造為標準型。 1975年全部停駛。

筑豊本線の中間－折尾間を下りの客車列車を牽引するC5551。 前照灯はLP403、砂撒管は3本に増設、リンゲルマン濃度計装備。 門デフ（K-7)装備、デフ前方にステーを付けている。 大分時代にC5552と同様にD51とテンダー振り替えを行っている。 前暖房管は装備していない。 運転室ナンバープレート位置移動。

The JNR Class C55 is a 4-6-2 Pacific -type steam locomotive built for the JNR from 1935 to 1937. The C55s were used mainly as passenger locomotives and were used around the Honshu, Kyushu and Hokkaido regions. Following in the veins of the Americans, C55 locomotives C55 20 to C55 40 were constructed as streamlined locomotives.

Following the C54 as a modernized and improved form of the type C51, 62 type C55 locomotives were manufactured at Kisha-Seizo, Kawasaki, Hitachi and Mitsubishi from 1935 to 1937.

The Class C55 (C55形) is a type of 4-6-2 steam locomotive built in Japan from 1935 to 1937. A total of 62 Class C55 locomotives were built and designed by Hideo ...

C55 was the pioneer of Japanese modern standard passenger engines and led to the later model D51 and C57 with more modern technological advancement. The C55 adopted a Smoke …

This locomotive type was Japan’s first full-scale passenger locomotive with a 4-6-2 wheel arrangement and 1,750 mm driving wheels, and became the basic standard model of Japan National Railways (JNR) passenger locomotives manufactured since then.