Katsura Kotaro was someone even Sogo Doma did not want to provoke. Of course, the reason Sogo avoided provoking him was because he valued Katsura's habit of constantly seeking out Hijikata—and even attempting to assassinate him—but still, Katsura had assassinated Hijikata and Kondo Isao so many times and yet remained completely unharmed. He had even forced Hijikata to make peace with him...
All that could be said was that Katsura Kotaro truly had some skill!
And what would happen when someone like Katsura patiently taught another person?
Put it this way: although Shizuka Hiratsuka had become Tae Shimura's disciple, Tae had initially only treated her as a sucker who could drive an Aston Martin one-handed, merely stringing her along. Yet even so, Shizuka felt her strength improving at a breakneck pace. And by breakneck, it was not an exaggeration—she genuinely felt as though she were growing stronger at rocket-like speed!
Leaving everything else aside, after only two months of studying under her, she could smash through a wall with one punch without even feeling much in her hand. That alone showed just how strong she had become...
Though she still could not beat Sogo Doma, Shizuka felt she could take on ten of her former self!
As for being unable to beat Sogo, she accepted that. After all, he had trained at the Kondo Dojo for so long, while she had only studied at the Shimura Dojo for how long?
To put it bluntly, only a few months. If she had started learning under Miss Tae earlier, she would have taken Sogo Doma down in minutes!
Unfortunately, what she did not know was that even Tae herself could do nothing about Sogo Doma, much less an outer disciple like Shizuka Hiratsuka. The only reason she had become so inflated with