Comparing: MS-1 vs. Renault NC-31 vs. Renault Otsu

The first Soviet mass-produced tank with a total of 959 vehicles manufactured from 1928 through 1931.

The NC-2 project (commercial name NC-31) was a modification of the Renault FT-17 tank featuring a soft ride suspension and a Kegresse-Hinstin fanged rubber track. These features, along with an upgraded engine, gave an increased top speed of 16 km/h. A total of 15 vehicles of this type were exported to China.

Developed from 1925 through 1928 in France as an upgraded modification of the Renault FT. The modernization project was finished and the vehicle saw mass production. In 1929, a total of 10 vehicles were purchased by Japan and were designated the Otsu-Gata Sensha (Tank B Model). The Japanese vehicles were slightly modernized and were widely used both in action and for training purposes.