He has held coaching positions at 4 different teams most notably including a 10 years stint at the Seibu Lions and 10 years at current employers, the Chunichi Dragons.
On 9 August 2016 it was announced that Mori would become the interim manager of the Dragons following the dismissal of Motonobu Tanishige.[2]
On 29 September 2016, following the end of the 2016 NPB season where the Dragons finished last in the Central League, Mori was announced as permanent full-time manager for the 2017 season.[3]