Kaigaku remembers encountering and surrendering to Kokushibo.
Kokushibo gives Muzan's blood to Kaigaku.
Kaigaku compares his fear of Kokushibo to facing Zenitsu in battle.
Kokushibo realizes Akaza is dead.
Kokushibo recognizes Muichiro.
Muichiro becomes afraid to fight Kokushibo.
Kokushibo reveals Muichiro is his descendent.
Muichiro steels himself and prepares to attack Kokushibo.
Kokushibo effortlessly dodges Muichiro's attacks.
Kokushibo slices off Muichiro's hand with First Form: Dark Moon, Evening Palace.
Kokushibo pins Muichiro to a pillar.
Kokushibo praises Muichiro's skills and resolve to convert him into a demon to spare his life.
Kokushibo appears behind Genya in a flash...
Kokushibo compares Genya to the demons-eating swordsman he killed 300 years ago.
Kokushibo prepares to decapitate Genya.
Kokushibo battles Sanemi.
Kokushibo is charged by Sanemi as he lands.
Kokushibo unleashes Fifth Form: Moon Spirit Calamitous Eddy.
Kokushibo deflects Sanemi's Second Form: Claws, Purifying Wind.
Sanemi attempts to stab Kokushibo with Genya's Wakizashi.
Upper Rank One clashes with the Wind Hashira.
Kokushibo severely injures Sanemi with Sixth Form: Perpetual Night, Lonely Moon - Incessant.
Kokushibo stumbles after smelling Sanemi's Marechi.
Kokushibo evades Sanemi's Sixth Form: Black Wind Mountain Mist.
Kokushibo pins Sanemi down by stepping on his katana.
Kokushibo blocks Sanemi's gunshots.
Kokushibo impressed by Gyomei's physique.
Gyomei attempting to catch Kokushibo in his chains.
Realizing he is unable to break Gyomei's chain, Kokushibo ducks under it instead.
Kokushibo evading Gyomei's flail.
Kokushibo's katana snaps after getting caught in the chains.
Second Form: Pearl Flower Moongazing clashes with Fourth Form: Volcanic Rock, Rapid Conquest.
Kokushibo reveals his katana regenerates when it is broken.
"Every single Marked person dies before reaching the age of 25."
Upon being reminded of Yoriichi, an enraged Kokushibo attacks Gyomei.
Kokushibo trade blows with Gyomei.
Kokushibo faces Gyomei and Sanemi at the same time.
Kokushibo is attacked by Sanemi and Gyomei simultaneously.
Kokushibo's kimono ripped by the two Hashira's attacks.
Kokushibo reveals his full sword.
Kokushibo unleashes Tenth Form: Drilling Slashes, Moon Through Bamboo Leaves on an injured Sanemi.
Kokushibo attacks Gyomei with Sixteenth Form: Moonbow, Half Moon.
Kokushibo unleashes Fourteenth Form: Catastrophe, Tenman Crescent Moon on the three Hashira.
Gyomei smashes off Kokushibo's arm.
Kokushibo is stabbed by Muichiro, who loses his left leg.
Kokushibo tries to parry Genya's gunshots.
Kokushibo trapped by Genya's Blood Demon Art.
Kokushibo is cornered by the Demon Slayers.
Kokushibo howls in fury after being cornered.
Kokushibo unleashes a barrage of crescent moon blades.
Dozens of swords protrude out of Kokushibo's body.
Kokushibo is beheaded by Sanemi and Gyomei's Bright Red Nichirin blades.
Kokushibo regrows his head and transforms.
Kokushibo's body is destroyed by Gyomei and Sanemi.
Michikatsu bewildered by Yoriichi's skill with the blade.
After Yoriichi's skill is reported, Michikatsu takes his twin's place as the lesser of the two.
"I think about this flute you gave me as if it were you, brother."
Michikatsu becomes envious of Yoriichi's abilities.
Michikatsu lives a quiet but uneventful life after Yoriichi leaves.
Michikatsu is saved from a demon attack by Yoriichi
Michikatsu laments being unable to master Sun Breathing.
Michikatsu and his peers discussing the mark's curse.
Yoriichi and Michikatsu talk about the future generations.
Michikatsu accepts Muzan's offer to become a demon.
After sixty years, Kokushibo encounters his brother at a shrine.
Kokushibo becomes conflicted at seeing Yoriichi's sentiment.
Kokushibo was left stunned and afraid of Yorrichi's aura.
Kokushibo's neck is slashed by Yoriichi.
Kokushibo bisects Yoriichi's corpse in anger and jealousy.
Kokushibo cries after remembering Yoriichi's love for him.
Kokushibo walked aloofly away from his family.
Kokushibo questions his existence as he disintegrates.