Yomiuri Shimbun (読売新聞)provides over 4.8
million news articles of The Yomiuri Shimbun from 1986 to the current.
Basic
search is performed by search term (検索語), Boolean Search, and full text (全文検索) or keyword search(キーワード検索).
You can also limit your search by dates (検索期間 Japanese or Gregorian), regional editions(地域版), and newspaper
categories(分類).
Please see "How to search" and "Example" below.