山本博
Literary science fiction magazines started to disappear in the late 1980s when public attention increasingly switched to audio-visual media. The Hayakawa science fiction contest was also discontinued, removing a major outlet for the work of many writers. A number of science fiction and space opera writers, including Hosuke Nojiri, Hiroshi Yamamoto, Ryuji Kasamine, and Yuichi Sasamoto, began writing "light novel" genre paperback science fiction and fantasy novels, which are primarily marketed to teenagers. This period, during which literary science fiction declined, has been labeled "the