Datsun

There was Dat brand (1912), who named their smaller car "Datson", later the name was changed to Datsun with "sun" being a reference to the "rising sun" on the Japanese flag. 

Dutsun  was a Japanese manufacturer from 1931 until 1986 (and 2013 until 2022) and was part of Nissan.

Datsun
Size: 73mm x 73mm

Datsun 1200
Size: 203mm x 22mm

Datsun
Size: 350mm x 20mm