ファーストデイだったら
fāsutodeidattara
1. If it were the first day; If the first day happened
Noun
1. If it were the first day; If the first day happened
1. data; datum
1. if it's the case
1. first
2. first base; first baseman
1. fast
1. melody
2. chime
1. day (as in holiday)
2. daytime
1. Valentine's Day
1. Thanksgiving Day