トップセラーであれば
toppuserādeareba
1. If it's a bestseller; If it were a bestseller
Noun
#2305670
1. If it's a bestseller; If it were a bestseller
1. seller
2. cellar
1. top-class
1. bestseller
1. million
2. million seller
1. wealthy; rich
1. leadoff batter; first batter
2. first person appearing (witness, performer, etc.)
1. top star (esp. male lead role in the all-female Takarazuka musical theater troupe); major celebrity