Tonattara
となったら (Tonattara) is a Japanese expression meaning “where ... is concerned, when it becomes, if it becomes”.
Meanings
- expressionwhere ... is concerned; when it becomes; if it becomes
Examples
彼女はいよいよとなったら，あっけなく降参した。
When it came to the crunch she just gave in.
Sentences from Tatoeba (CC BY 2.0 FR).