| Subject | English | Japanese |
| gen. | exp in a flash | 間一髪を入れず |
| gen. | exp in a flash | 間髪を入れず |
| gen. | exp in a flash | 間髪をいれず |
| gen. | adv in a flash | またたく間に |
| abbr. | exp in a flash | 間髪 |
| gen. | adv on-mim in a flash | ばっと |
| gen. | adv in a flash | 瞬く間に |
| gen. | exp in a flash | 間髪を容れず |
| gen. | adv vs on-mim in a flash | ぱっと ichi1 |
| gen. | exp like dew or lightning, gone in a flash | 如露亦如電 |