Mercedes have never looked back since dethroning Red Bull to take the constructors' title in 2014, going on to make history.
Mercedes did not intend to pit team-mates Lewis Hamilton and Valtteri Bottas against each other in the Japanese Grand Prix, Toto Wolff said.
Sebastian Vettel paid the price for a poor start from pole as Valtteri Bottas claimed his third win of the season at Suzuka.
Mercedes won a sixth straight constructors' title in Japan, delighting race winner Valtteri Bottas.
Ferrari's Sebastian Vettel topped the timesheets in qualifying for Sunday's race.
Mercedes could win the constructors' championship at a Japanese Grand Prix that has already been impacted by Typhoon Hagibis.
Mercedes are on the brink of another constructors' title, with Valtteri Bottas and Lewis Hamilton impressing again in practice at Suzuka.
Qualifying for the Japanese Grand Prix at Suzuka was moved to Sunday due to the approach of Typhoon Hagibis.
With Typhoon Hagibis having already forced the cancellation of two Rugby World Cup matches, the Japanese Grand Prix is now under threat.
Ferrari do not have fond memories of racing at Suzuka in recent years, with Mercedes dominating.