Furukawa Takeji is the person who made this methodology popular after intense research. Now this kind of astrology is even used by companies while recruiting people. Furukawa proposed that the nature of people is closely associated with their blood type. This has influenced people in different ways. Each blood group is symbolic of certain characteristics. By dividing people based on blood groups, many companies have been able to achieve a higher level of success as the most suitable candidate based on blood type for a particular job is given the most suitable one. Japanese Astrology is a blood type based personality assessment method. This method of knowing people's traits is very much practiced in Japan. This Japanese method of personality matching is as popular as matching horoscopes is anywhere else in the world.