This was exactly the effect Orochimaru wanted. As long as one person took the bait, the others would have no choice but to summon their predecessors too.
For example, if the Hidden Cloud Village summoned several former Raikage, it could crush the other villages. If the other ninja villages did not want the Hidden Cloud Village to attack them after they defeated Hatake Ziyan, they would have to follow its lead and summon their predecessors as well!
And those Orochimaru summoned were under his control, so they would not dare attack Konoha! Once he had summoned them all, the power in his hands would be far beyond anything these people could handle!
As for what everyone was saying about Hatake Ziyan, Orochimaru did not care whether he was actually responsible. Even if Hatake Ziyan had done it, that made no difference to him. All he needed to do was wait until Hatake Ziyan appeared, help him, and demonstrate his own strength!
While Orochimaru was bargaining with the leaders of the various ninja villages, Minato Namikaze arrived at the hotel where Deva Path Pain and the others were staying!
After Minato Namikaze told Deva Path Pain what they had decided, their discussion went smoothly. They agreed to fuse the Ten-Tails ten days later, somewhere with no inhabitants for a hundred miles around!
The reason for waiting ten days was that Jinchūriki died once their tailed beasts were extracted. These ten days were the final stretch of time Minato Namikaze had secured for Kushina! They would also give all the Jinchūriki time to say goodbye to their loved ones!
So much time had passed since the incident, yet Hatake Ziyan still had not appeared. This convinced everyone that he would not show up for the time being. They guessed that either