noun
Mainichi Newspapers Co., Ltd.
Proper noun referring to the Japanese newspaper company. Often abbreviated as 毎日新聞.
毎日新聞社は東京に本社がある。
The Mainichi Newspapers Co., Ltd. has its head office in Tokyo.
Compound of 毎日 (mainichi, 'every day') + 新聞 (shinbun, 'newspaper') + 社 (sha, 'company').