The incident in Kirigakure was, at its core, a reminder.
If the Land of Night was watching the spectacle, then the other four great shinobi nations were looking at a version of themselves that had failed to coexist with Tailed Beasts and met a miserable end.
Schadenfreude might have played a part, but there was more of a collective scrutiny toward the existence of Tailed Beasts.
Was there truly a possibility of peacefully coexisting with these inhuman monsters?
Whenever they denied this possibility, the Seven-Tails located in the Land of Night told them with iron-clad facts that peace between humans and Tailed Beasts did exist.
It was just that the method might only apply to the Land of Night, feeling utterly mismatched if forced upon other factions.
When the source of all contradictions pointed toward the Land of Night, various open and covert probings began.
Instead of making trouble themselves, it was far more efficient to initiate things directly from the Land of Night.
Yet, matters could not be forced, because according to their intelligence, the Snow Moon Flower Three Sisters patrolled the borders from time to time, mercilessly striking down hostile outsiders who covertly spied on the Land of Night.
Deploying three top-tier combat forces long-term during non-wartime just to maintain national security was something only the Land of Night could afford to be so extravagant with.
Yayoi paid no heed to the hustle and bustle of the outside world; these were matters Doichi ought to handle.
As for himself now, so long as the Land of Night did not face a major crisis, he only needed to focus on his own work.
For instance, giving birth to another Complete Chakra Life Form like Murasame, further accumulating new technologies, which would make it all the more convenient to upgrade