A secondhand bookshop; a store that buys and sells used books.
休日に古本屋を回って珍しい本を探すのが趣味だ。
On my days off I visit secondhand bookstores to look for rare books as a hobby.
あの古本屋は文学書が充実している。
That secondhand bookstore has a great selection of literature books.
読み終わった本を古本屋に持って行った。
I took the books I had finished reading to a secondhand bookstore.