1.
thirty
The number thirty. Formed by combining 三 (three) and 十 (ten), literally meaning 'three tens.'
三十 is the number thirty, formed from 三 (three) + 十 (ten).
NUMBER PATTERN:
Japanese numbers 20-90 follow this pattern: digit + 十
- 二十 (20), 三十 (30), 四十 (40)
AGE DECADES:
三十代 means "in one's thirties." This pattern works for all ages:
- 二十代: twenties
- 三十代: thirties
- 四十代: forties
COMMON USES:
- 三十分: 30 minutes
- 三十人: 30 people
- 三十歳: 30 years old
NOTE:
分 uses the voiced reading ぷん after さんじゅう.