One hopes this is just dinner theater.
(Click on the image for larger size. 
Study Abroad: Chapter Five, Page Seven written and commissioned by Dr. Faustus of EroticMadScience.com and drawn by Lon Ryden is published under a Creative Commons Attribution-NonCommercial-NoDerivs 3.0 Unported License.)
4 million yen (about what, $42,000? I didn’t check exchange rates today…) seems awfully expensive for a human arm. (By the same token, I hope the brain gets a higher bid than Y3.7mil)
As we shall see, this restaurant’s business model includes some unusual costs.