In addition to clinical data indicating whether a client's odor falls within the "normal" range, Ishida also carries out a more low-tech sniff test for the underarms, collar area and back, and offers helpful descriptors such as "oily," "like onions starting to rot," or "gamey," before rendering a final verdict on whether the client is, in fact, odiferous. [...] It's not entirely pleasant work, and Ishida said he tries to stay focused by limiting himself to six shirts per shift. "People think it's disgusting, but it doesn't bother me."

— Read more in Japanese entrepreneur finds a niche offering scientific, "if brutal," body odor analysis at CBS News.