ベストセラーだろう
besutoserādarō
1. Best-seller; Probably a best-seller
★ Common
Noun
#833947
1. Best-seller; Probably a best-seller
1. vest; waistcoat
1. best
1. seller
2. cellar
1. bestseller
1. million
2. million seller
1. top ten; the ten best
1. longtime best seller; product with steady sales over a long time
1. million seller; book, record, etc. which sells a million copies
1. seems; I think
2. right?; don't you agree?