Blood type personality is a Japanese concept called ketsueki-gata that posits that blood type shapes one’s temperament. Ketsueki-gata is considered a pseudoscience, a body of thought that appears to ...

It is a good idea to know your blood type. While most Japanese know their blood type, many foreigners do not (and Japanese are frequently surprised to hear this). Many Japanese people believe that ...

There are many theories about what determines someone’s personality. The majority of personality theories related to outside forces—such as zodiac signs and blood type—have largely been debunked as ...

Before the Myers-Briggs Type Indicator (MBTI) became a hot topic, South Koreans relied on blood types (A, B, AB and O) as a way to identify personality traits. This blood type personality theory ...