The Meaning of tensai [天才] In Japanese
天才
てんさい
Romaji: tensai
N2
What does 天才 mean?
Translation and Meaning
heavenly talent, genius, prodigy
Definition
What does 天才 (tensai) mean? It means “genius”: a term for someone who demonstrates exceptionally high skill, creativity, or intellectual ability compared to typical levels in a given field.
Type
noun (名詞)
Stroke Order
Meanings
- Used for child prodigies or wunderkinds, emphasizing obvious early achievement rather than long training.
- Colloquial hyperbole to praise someone very skilled at a specific task (a casual compliment).
- Sarcastic or ironic usage to mock a clever-but-faulty idea or action.
- Stylistic label in media, advertising, and titles to imply standout talent or unique capability.
Origin
The compound comes from Sino-Japanese vocabulary with roots in classical Chinese; the modern Japanese sense became widespread alongside Meiji-era intellectual exchange when Western concepts of individual genius entered public discourse, and it has since been reinforced by education, literature, and popular culture.
Composition
- 天 (ten): heaven, sky — connotes something above or bestowed.
- 才 (sai): talent, ability, skill.
Usage
Common across spoken and written Japanese, it appears in casual compliments, formal praise (awards, academic descriptions), headlines, and product names; tone depends on context—neutral to admiring in formal writing, affectionate in everyday speech, or biting when used sarcastically—and it’s often applied to a person’s domain-specific skill rather than as a clinical label.
💡 Tips
Remember 天才 by picturing talent (sai) coming from the sky (ten)—a “heaven-sent” ability that makes someone a genius.
Variations
- 才能 (sainō) — talent, ability
- 天賦の才 (tenpu no sai) — giftedness (literary)
- 天才児 (tensaiji) — prodigy child
- 平凡 (heibon) — ordinary (antonym)

