Ink Shadow: Aha, you admit it, right? Someone is hopeless at naming things (hands-on-hips.jpg).
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Only after testing Kanao's strength did Kanzaki Kumo truly agree to her wish to become a full-fledged Swordsman.
For some time afterward, Kanzaki Kumo stayed at Gyomei's place.
First, he wanted to give Kanao systematic instruction in her Breathing Style, correct the various shortcomings she had shown in their earlier fight, and put Total Concentration: Constant training on the agenda.
Second, he wanted to oversee everyone's physical training, lest they push too hard and ruin their bodies, especially Tanjiro and Muichiro, those two Grind Kings with energy to spare, as well as Kanao, who was incredibly stubborn and would quietly get up to things.
Third, he wanted to devise a new training plan for Mitsuri, interspersing Breathing Style training with her physical conditioning and adding some actual sparring to see how far her self-created Love Breathing had progressed.
That day, during the four youngsters' mid-training break, Kanzaki Kumo took over their training ground again to spar with Mitsuri.
Because of the unusual nature of Mitsuri's techniques, they sparred with their respective custom Nichirin Blades.
Although, in principle, only full-fledged Swordsmen of the Demon Slayer Corps could have their own custom Nichirin Blades, Kanzaki Kumo had still used the privileges of his Hashira status to go straight to the Swordsmith Village and commission a "triple-folding" flexible blade for Mitsuri.
The weapon's requirements were demanding: it needed to maintain its flexibility without losing any sharpness. In the end, the Village Chief of the Swordsmith Village personally accepted this "order," spending nearly a month forging the blade.
A swordsmith only delivered the blade once Mitsuri was already undergoing physical training.
Only after witnessing that distinctive Nichirin Blade take on a unique cherry-blossom pink did the