According to Sports Hochi, the Chunichi Dragons have selected Michihiro Ogasawara to be their next manager. They could make an official announcement on September 29.
Source: Sports Hochi 9/26/2016
[UPDATE 9/27 @ 9:42pm]
Sports Hochi is also reporting that Interim Manager Shigekazu Mori will keep his job as head coach next year because of his experience and because of his knowledge of the team. He is also expected to continue his scouting trips to the Dominican Republic.
Source: Sports Hochi 9/27/2016