血液型(けつえきがた)

血液型(けつえきがた) combines 血液(けつえき) (blood) + 型(がた) (type).

Blood types

• A型(がた) (Type A)
• B型(がた) (Type B)
• O型(がた) (Type O)
• AB型(がた) (Type AB)

Cultural note

In Japan, blood type is commonly believed to correlate with 性格(せいかく) traits, similar to how Western cultures view horoscopes. This belief, while not scientifically supported, is popular in casual conversation, dating, and entertainment.

• A型(がた): believed to be organized, cautious
• B型(がた): believed to be creative, selfish
• O型(がた): believed to be confident, insensitive
• AB型(がた): believed to be rational, unpredictable