Mainichi Broadcasting System, Inc. (株式会社毎日放送, Kabushiki-gaisha Mainichi Hōsō, Mainichi Broadcasting System Stock-Company), or MBS, is a radio and television broadcasting company headquartered in Osaka, Japan, affiliated with Japan Radio Network (JRN), National Radio Network (NRN), Japan News Network (JNN) and TBS Network, serving in the Kansai region. Watch drama online for free.