ベストセラーであれば
besutoserādeareba
1. If it were a bestseller; If it is a bestseller
★ Common
Noun
#758035
1. If it were a bestseller; If it is a bestseller
1. vest; waistcoat
1. best
1. seller
2. cellar
1. bestseller
1. million
2. million seller
1. wealthy; rich
1. top ten; the ten best
1. longtime best seller; product with steady sales over a long time