Question: Carlos Kasuga Osaka is the founder of the Mexican division of which probiotic dairy product made by fermenting a mixture of skimmed milk with a special strain of the bacterium "Lactobacillus casei" Shirota?
Sentence (from "Yakult"): Since then, Yakult has also introduced a line of beverages for the Japanese market that contain "Bifidobacterium breve" bacteria, and has also used its lactobacilli research to develop cosmetics.
Relevant evidence: No