はつかねずみだったら【二十日鼠だったら】
hatsukanezumidattara
1. If/when it were the 20th, a mouse.
Noun
#2197733
1. If/when it were the 20th, a mouse.
1. departure; departing from ...
2. sent from ...; (a letter, etc.) dated ...
+ 3 additional meanings1. twenty; 20
1. first; new
1. nothing but; except
1. if it's the case
1. for the first time
2. only after ... is it ...; only when ... do you ...
3. first time; (one's) first