For the next half month or so, Ryusuke trained in Tanzaku Street while also teaching Karin some ninjutsu.
By sheer coincidence, Karin's chakra affinities were not only the same as Ryusuke's before graduation, but also the same as Sakura's: Yin, Yang, Water, and Earth.
Precisely because of that, once this version of Karin came into being, before Naruto and Sasuke Uchiha received their cheats and became Super Kage-level powerhouses, she would definitely be one of the New Generation Sannin, no less impressive than them.
Although Sakura was outstanding, there was still an enormous gap between her and Karin, who could be connected to the Otsutsuki.
Over the past half month, Ryusuke had not only taught Karin his Water Release ninjutsu, but in order to help her build up her body, he had also used the Transformation Technique to take her around the various casinos in Tanzaku Street to fleece them.
Her body was in the midst of its growth period, and no longer having her chakra drained by others, Karin had recovered considerably after more than half a month of nourishment. The bite marks on her arms had completely vanished, her skin was no longer so pale, and her hair was no longer so dry and brittle.
Her chakra reserves had finally become worthy of an Uzumaki Clan member.
Although the gap between her and Ryusuke or Naruto remained enormous, in a few more years, her chakra would definitely be measured in Kakashis!
During this time, Ryusuke had also used instruction as an excuse to create a Shadow Clone every day with chakra reserves similar to Karin's, or even less than hers, to spar with her in Taijutsu and No-Rules Duels.
After more than half a month, Ryusuke had successfully obtained the Uzumaki Clan's Physical Healing and Mind's Eye of