By Roland Buerk BBC News, Tokyo People in most parts of the world do not think about their blood group much, unless they have an operation or an accident and need a transfusion.

In Japan, it’s not your astrological sign that gets people talking – it’s your blood type! Read on to unlock the perfect lover for your blood type straight from Japanese culture.
Japan Today explains that “it is not uncommon for women…to even select a prospective husband based on his blood type.” Next time you’re scoping out a potential date, don’t just ask him (or her) their sign. Type A Blood People with Type A Blood are known for their fastidiousness.
They are perfectionists to the core and put 100% into everything they do, whether it’s house work or academics.
A Types have a strong sense of responsibility and weigh up all options before making important decisions.
Stephen Mattingly - Previously unpublished response to the article "A Letter to Hershel Shanks, Editor of BAR" by Dr.