The Chunichi Shimbun (中日新聞 Chūnichi Shinbun) is a Japanese daily "broadsheet" newspaper published in mostly Aichi Prefecture and neighbouring regions by Chunichi Shimbun Co., Ltd (株式会社中日新聞社 Kabushiki-gaisha Chūnichi Shinbunsha). The newspaper is dominant in its region, with a market penetration approaching 60 per cent of the population of Aichi Prefecture. The Chunichi Shimbun group also publishes the Tokyo Shimbun, the Chunichi Sports, and the Tokyo Chunichi Sports newspapers. The group's combined circulation is more than 4 million, meaning it ranks fourth in Japan behind the Yomiuri Shimbun, the Asahi Shimbun, and the Mainichi Shimbun (in Japanese).