nounいっつう · ittsuu
Englishone copy (of a document); one letter
- 一通に署名の上ご返送ください。Please return one set to us with your signature.
Englishone-way traffic
Englishpure straight; winning hand containing nine consecutive tiles of the same suit (i.e. 1-9)
Source: JMdict (EDRDG) · CC BY-SA 4.0 (EDRDG)