ある時【あるとき】
Frequency rank: 8,449. – 8,464.
- on one occasion; once; at one point; at one time
expressions (phrases, clauses, etc.); adverb (fukushi); nouns which may take the genitive case particle 'no'
Generated: This phrase is often used to refer to a specific event or moment in the past that stands out as significant or memorable. It can denote a singular event without specifying exactly when it took place.