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Tokyo frequently presents a story that’s borderline fiction -- sex dolls for cavity-filling practice, puhlease -- but the pedigree of the new Hanako Showa 2 dental training robot tells us this is no product of a fevered imagination.

We previously saw big sister, plain Jane Hanako Showa, in early 2010, noting that the synthetic patient was being used in the Showa University dental school for more than simple caries-evacuation practice on her plumbed-in dentures.

That model even incorporated the concept of being female simply so junior dentists could learn not to accidentally fondle her breasts. We kid you not...