Muichiro is a boy of fair skin complexion, short stature, and a lean-muscular build along with long straight hair of a raven-black color that fades to a cyan color as it approaches his waist. He wears his hair loose with two clumps protruding slightly from each side of his head, a set of marginally shorter hair left down to frame his face, and unruly bangs over his forehead. He also possesses large, empty-looking cyan eyes.

Also tengen After his retirement from the Demon Slayer Corps engen changes his appearance to coordinate the loss of his left eye He also replaces his old head-wrap with a dark eyepatch adorned with what look to be the remaining gemstones left over from his old headdress, leaving his white hair to fall loosely past his shoulders.

Muichiro survived infinity castle arc and was alive after fighting with upper moon 1 kokushibo,muichiro lost his left arm severed and his right shoulder wounded finally in the final battle, Muzan with the sundown arc with his Combat Form But the sun burned Muzan and they eventually won But they were all tired and exhausted and seriously injured, but they had suffered many losses Only a few Hashiras remained:Giyu,Sanemi,Muichiro Tengen was alive because he had not gone to battle And there were those who were not hashira: kanao, zenitsu, inosuke. The war was over, Muzan was dead But before Muzan died he gave him a large amount of his blood and transformed him into Demonking Tanjiro (Dkt) but fortunately thanks to Tamayo's anti-demon medicine his body turned back to human but he in coma.

Tengen Uzui's wives are Hinatsuru, Makio, and Suma.wanted to adopt Muichiro after this long battle muichiro sitting in the gardens of the Hashira estate, staring blankly at the pond. He was thinking about everything that had happened: how he had lost his brother, how he had fought upper moon 1 kokushibo, and how he had almost died also his severed left hand was sewn back and his right shoulder also his right shoulder was bandaged. He felt a sense of loneliness settle over him, even as the sounds of nature filled the air. As he sat there, lost in his thoughts, he heard footsteps approaching muichiro.Tengen chuckled softly at muichiro bluntness. He leaned back, propping himself up with his one arm, and looked up at the sky thoughtfully. he turned his gaze look at muichiro,his expression the hashira's died is:Obanai,mitsuri,Shinobu,Gyomei,Rengoku died before infinity castle arc,Sanemi,Giyu,Muichiro tengen are still alive.

tengen:"atleast your still alive Muichiro you thinking about the battle right? With upper moon one. You fought well against Upper Moon One and Muzan Kibutsuji too You're not feeling exhausted right now. Few in your position would have held your ground for as long as you did. Even though you lost, you still saved the others. Don't sell yourself short. You're not weak, my boy. I want adopt you My women and I will surely take care of you like my son in a flashy way."

Makio: "don't worry Muichiro your safe with us After all, you can't stand alone, you need someone to look after you. tengen-sama knows what he's doing."

Suma: "Yes, our husband Tengen knows what he is doing Makio right!"

Hinatsaru: "Ahh~ I don't believe it Tengen-sama is this the boy you were talking about, Muichiro? He's so cute!"