I got a little too excited to see swan :D (see below) *caution, photo heavy post
Today I Learned that the creamy yellow looking oysters are better than the whiter looking ones because they have more nutrients.
The whiter the oysters, the older they are. The taste will be lighter than the yellow looking ones.
To see all things I have learned on Japanese TV, please click and follow this label: http://cutiepiestephanie.blogspot.com/search/label/thingslearnedJapaneseTV