At the end of the day, the reason Shutara Senjumaru of the Zero Division had appeared here—
Was not truly because Yoru Machi was exceptional enough to warrant her personally making him a Shinigami Uniform.
Or rather, making a Shinigami Uniform for Yoru Machi was merely incidental. The main reason was that the Zero Division harbored suspicions about Yoru Machi himself, which was why they had sent Shutara Senjumaru to test him personally.
The former Yoru Machi had merely been an unremarkable seated officer. Yet after Aizen's betrayal of the Soul Society and the events that followed, Yoru Machi had displayed power that shocked the entire Soul Society.
Unprecedented strength, keen observation, a sharp mind, and unfathomable mystery.
Simply put, it was not only Urahara Kisuke and the others in the Human World. Even the Zero Division, who knew little about Yoru Machi, worried that he might become a second Aizen.
In fact, if Yoru Machi possessed ambition, the Zero Division believed he would pose an even greater threat than Aizen.
Because Yoru Machi was close to the Shiba Clan, he knew certain secrets concerning the Soul King and even possessed the means to reach the Soul King Palace.
The Shiba Clan's ancestors had always opposed sealing the Soul King, as well as the series of inhumane acts inflicted upon him.
If the Shiba Clan's ancestors had thought that way, who knew what the current Shiba Clan thought?
Yoru Machi's relationship with the Shiba Clan was so close that they were practically family, and this was common knowledge throughout the Soul Society.
With Yoru Machi's strength added to the techniques and secrets controlled by the Shiba Clan, those in the Soul King Palace were naturally concerned about such a risk.
That was why they had previously considered recruiting Yoru Machi