血液型（けつえきがた、ketsuekigata）
- blood type

The Japanese word 血液型 (けつえきがた - ketsuekigata) literally translates to "blood type". It refers to the classification of blood based on the presence or absence of certain antigens on the surface of red blood cells and antibodies in the blood plasma. In Japan, 血液型 is commonly used to refer to the ABO blood group system, which categorizes blood into four main types: A, B, O, and AB. This concept is widely known and discussed in Japan, often influencing beliefs about personality traits, compatibility, and other aspects of life.

⚫︎あなたの血液型は何ですか？ Translation: What is your blood type? ⚫︎ 彼女はA型の血液型です。 Translation: She has blood type A. ⚫︎ 血液型占いって、信じますか？ Translation: Do you believe in blood type fortune-telling?

You can use 血液型 in various contexts: ⚫︎ When asking someone about their blood type. ⚫︎ When talking about someone's blood type. ⚫︎ When discussing blood type compatibility. ⚫︎ When referring to blood type in the context of personality traits or fortune-telling, which is very common in Japan.

血液型 is typically written using kanji and hiragana: ⚫︎ Kanji: 血液型 ⚫︎ Hiragana (reading): けつえきがた ⚫︎ The okurigana is "型" (gata), which is always written in kanji. There are no other common ways to write this word.

There are no direct synonyms for 血液型 in Japanese. It's the standard term. However, you might use the specific blood type name directly, such as A型 (A-gata, blood type A), B型 (B-gata, blood type B), etc.

There are no direct antonyms for 血液型. It is a classification, so it doesn't have an opposite.

私はO型の血液型です。 ・Translation: I have blood type O. ・Explanation: This sentence simply states the speaker's blood type using the most common form of expressing it.

その人はAB型の血液型で、とても頭が良い。 ・Translation: That person has blood type AB and is very intelligent. ・Explanation: This sentence provides information about someone's blood type (AB) and also expresses an opinion about that person. Note that this type of statement can be considered a stereotype.

The word 血液型 is a compound word. ⚫︎ 血液 (ketsueki) means "blood". ⚫︎ 型 (gata) means "type" or "mold". Therefore, 血液型 literally means "blood type", directly reflecting its meaning as a classification of blood.