Rubyから楽天ブックス書籍検索APIを利用する
require 'rakuten_web_service' require 'uri' RWS.configuration do |c| c.application_id = 'application_id' end books = RWS::Books::Book.search(:author => 'test') books.each do |book| puts "#{book.title}, #{book['salesDate']}" end