It is a widespread belief in Japan that character and temperament are linked to blood type. "What's your blood type?" is often a key question in everything from matchmaking to job applications, the BBC reports. Many dating agencies cater to blood types, and popular anime (animations), manga (comics) and video games often mention a character's blood type. A whole industry of customized products has also sprung up, with soft drinks, chewing gum, bath salts and even condoms catering for different blood groups on sale. According to popular belief in Japan, type As are sensitive perfectionists and good team players, but over-anxious. Type Os are curious and generous but stubborn. ABs are arty but mysterious and unpredictable, and type Bs are cheerful but eccentric, individualistic and selfish.
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