Bookshelf
Bookcase
noun
しょか
押入れ （おしいれ） Closet, Cupboard
棚 （たな） Shelf, Cabinet
戸棚 （とだな） Cabinet, Cupboard
本棚 （ほんだな） Bookcase, Bookshelf
書架 （しょか） Bookshelf, Bookcase
書庫 （しょこ、not on WK） Library, Book Storage, Stack Room
Seeing that book on his Bookshelf was quite the shocker しょか
His Bookshelf was filled with shocker しょか books.