Yashica-C is a medium format film TLR camera made by Yashica and introduced in c.1958 according to McKeown.  However, the Yashica C appears together with the Yashica-A and LM in both a December 1956 USA ad and April 1957 Swedish ad.
It uses 120 roll film for 6x6cm frames. Yashica-C has semi-automatic film stop (for the first time). The lens is Yashikor 80mm f/3.5 in Copal-MX shutter with speeds 1-1/300. It is a meterless version of the Yashica LM. It has the same frontal design with unified lens surround. It has M/X sync, self timer and Bayonet I filter mount. It has no lightmeter.