A change of Daimyo was by no means a trivial matter throughout the Shinobi World; this was not an ordinary Daimyo succession, but a replacement of the Daimyo's lineage.
The allied nations of the Land of Fire would certainly send people to congratulate them, and the Daimyo of the other four great nations would also send delegates.
Before the succession ceremony, the Daimyo of the Land of Fire had already handed over almost all his authority to Karn, which happened under the witness of many people, especially since before making this decision, the Daimyo had been checked by numerous people to confirm he was not under any control or the like.
It was not that Hiruzen Sarutobi and the others lacked the means to check the Daimyo's physical condition, but all control-type jutsu in the Shinobi World were inseparable from Chakra; as for detecting Chakra, neither the Yamanaka Clan nor the Hyuga Clan had detected the slightest anomaly from the Daimyo.
Given the connections Hiruzen Sarutobi had maintained in Konoha for so many years, borrowing a branch-family guard from the Hyuga Main Family without letting Hyuga Hiashi know was still relatively easy. In a prominent family like the Hyuga, even if the clan head supported Orochimaru, the Main Family elders would still maintain relations in other aspects to cover all bases.
Whether Orochimaru would discover it, however, was another matter entirely.
In Konoha, regarding Karn's succession as Daimyo, Orochimaru specially held a Jonin meeting.
He and Karn had discussed this many times in private and reached a consensus on many points, and holding the Jonin meeting was also meant to convince the others.
Hiruzen Sarutobi came to attend this meeting as well, but his expression had been extremely unsightly the entire time. Not much time had passed since Orochimaru became