Unspecified VM cartridges. From the mark on the needle cover, it appears to be an Audio-Technica OEM. I was able to make a sound with a needle pressure of 1.5 g. The cantilever is slightly to the right (Takasaki Atsushi)
Maintenance information: 2025.7.14 sound output confirmed
Accessories: needle cover
Main specifications: dead weight 6g