- Title: Continuing Technology - Author: Daisuke Toda - Publisher: Discover - Success Rate: 8.23x - Data Source: Data from 2 million people - ISBN: 978-4-7993-5099-9 I have only read this once and kept it at home. Upon close inspection, there is a slight stain on the cover (see images 3-4). The inside is in beautiful condition, with no writing or bending. This item has been in someone's possession. If you are looking for a perfect item, please purchase it at the regular price from a bookstore. For those who understand that this is a used item and has been stored at home. *Please read the profile before purchasing.