Choso is a cursed spirit with black wild hair that some tied in two ponytails thin eyebrows, and a black rectangle that cover the bridge of his nose and sometime bleeds.
Choso wears light colored long sleeved shirt and light colored baggy pants, black scarf, two black sashes that cover his body in a X pattern, and a black sash around his waist.
Choso is one of nine death painting wombs that came from a women capable of giving birth to Cursed Spirit children. At some point Choso and his brothers were storage at the Jujutsu High, along with some of Sukuna's fingers.
Kyoto Goodwill Event Arc
Choso and his brothers, along with Sukuna's fingers were taken from the Jujutsu High by Mahito.
The Origin of Obedience Arc
Choso and his brothers are given bodies by Mahito, which Choso and his brothers decide to side with the Cursed Spirits since the world they envision will suit the brothers more.
Later Choso is playing a board game with Geto and Mahito, when he senses that his brother have been killed.
Shibuya Incident Arc
On October 31, Choso is with Hanami and Jugo in the certain at Shibuya. When Gojo arrives at their location, Choso prepares to fight him along with the others. As they block Gojo's exit and surround him with people, Choso attack with his blood manipulation technique but Gojo easily blocks it. Choso then watches as Hanami and Jogo take on Gojo. When Gojo rips the branches off of Hanami, Choso attacks Gojo but the attack doesn't hit. After Hanami is killed and Gojo starts to go after Jogo, Choso helps out by attacking Gojo but the attacks don't work. When more humans are thrown down to their location, Choso attacks with a technique and kills some humans which distracts Gojo. Choso is then shocked when Gojo activates his domain expansion for less then a second, and is stunned by its effects.
After Choso gets over from being stunned, Choso heads over to where Mahito and Getou is at. Choso then watches as the Prison Realm charm forces its way to the ground. Choso listens as Geto explains how the prison realm can't be moved while it is processing Gojo. When Yuji yells to informs the other Shamans what had happened to Gojo, Geto informs the other that their will be Shaman head their way and wants to know what they are planning to do. Choso says that he will avenge his brothers by killing Yuji and Nobara, then head over to the college to retrieve his other brothers. When Jogo says that they need Yuji to become Sukuna, Choso responds that he doesn't care. Choso then listens as Mahito explains how they don't need Sukuna anymore and that they can now kill Yuji. As Jogo disagrees with Mahito, Mahito proposes that whoever meets with Yuji first, can decide was they want to do. Choso says that if he meet with Yuji first, then he will kill him. Choso then leave the station with the others, when most of them decide on these terms.
Later Choso encounters Yuji and starts to attack him. When Yuji gets close enough to land a punch, Choso defend himself but notices that Yuji's punch had made a double impact. Choso then asks if his brothers had left any final words with him. When Yuji says that they had just cried, Choso becomes angry and prepares to continue fighting Yuji. As Yuji jumps in the air, Choso figures that Yuji is baiting him but still launches an attack. The attack misses and Yuji manages to get close enough. Choso uses Supernova to wound Yuji's back and quickly stab Yuji's foot with a blood knife. Yuji ignores the pain and still continues, which Choso manages to stop the attacks by faking Yuji out. Choso uses Flowing Red Scale to overwhelm and then attacks with piercing blood but the technique was not fully completed.
Choso continues to attack from a distance until Yuji runs into the bathroom. Choso is hesitant to follow Yuji into the bathroom, until Kokichi manipulates Choso to enter the bathroom. Once inside, Choso finds out that the bathroom has been flooded with water and destroys the device that Kokichi was using to talk to Yuji with. Yuji suddenly attacks from behind, which Choso manages to defends himself but is sent into the water. Choso tries to attack with his blood but finds out that the water is making it harder for him to manipulate the blood that is outside of his body. Choso decides to use his flowing red scales again to increase his body's capabilities and fights Yuji in hand to hand combat. While fighting, Choso manages to have some blood that was not touched by water and uses it to attack Yuji with, while Yuji let his guard own. Choso thinks about how much damage he had taken from Yuji and prepares to continue the fight. Choso continues the fight, and manages to withstand the blows that Yuji throws at him. Choso manages to land a blow that knocks Yuji out and is about to finish Yuji off, but stops when a memory appears in his head. Choso is confused about this memory and leaves the area.
Cursed Power and Forms
Choso's cursed power is Blood Manipulation, this technique allows Choso to manipulate his own blood.
- Slicing Exorcism: Choso releases a stream of blood that is capable of slicing through human bodies.
- Flowing Red Scale: Choso manipulates that blood in his body, including the temperature, pulse rate, the number of red blood cells, and it composition, so that he can increase his bodies speed and power. Two vertical lines appear over each of his eyes when this attack is activated.
- Stack: Choso manipulates his blood more to increase his body's capabilities when more.
- Blood Edge: Choso shapes and strengthening some of his blood's lethality by rotating it at a high speed.
- Blood Meteorite: Choso hardens some of his blood and throws it at a target.
- Convergence: A technique that in which the blood is compressed and condensed to its limit.