Demon Slayer Characters List | Names, Heights, Birthdays & Profile Summary

Muzan Kibutsuji

Name: Muzan Kibutsuji　（鬼舞辻󠄀 無惨）（きぶつじ むざん）
Voice Actor: Toshihiko Seki
Age: Over 1,000 years since becoming a demon
Height: 179 cm
Weight: 75 kg
Hobbies: Studying imported goods, foreign languages, and new machines

Muzan Kibutsuji is the first and most powerful demon, serving as the main antagonist of Demon Slayer. Cunning and ruthless, he created all other demons by spreading his blood. Muzan can shapeshift, regenerate rapidly, and possesses overwhelming strength, aiming to conquer humanity and achieve eternal perfection.

Kokushibo

Name: Kokushibo　（黒死牟）（こくしぼう）
Voice Actor: Ryōtarō Okiayu
Age: Over 400 years since becoming a demon
Height: 190 cm
Weight: 93 kg
Hobby: Playing Go

Kokushibo is the Upper Rank One demon of the Twelve Kizuki and the most powerful under Muzan Kibutsuji. Formerly a human named Michikatsu Tsugikuni, he is the twin brother of the legendary Demon Slayer Yoriichi. A master swordsman, Kokushibo wields a unique Moon Breathing style and has lived for centuries, embodying unmatched skill and strength.

Doma

Name: Doma　（童磨）（どうま）
Voice Actor: Mamoru Miyano
Age: Over 200 years since becoming a demon
Height: 187 cm
Weight: 86 kg
Hobbies: Sake baths, water pipe (tobacco)

Douma is an Upper Rank Two demon of the Twelve Kizuki, infamous for his charismatic yet chillingly emotionless personality. Founder of the Eternal Paradise Faith cult, he lures and devours followers under the guise of salvation. Possessing deadly ice-based techniques, Douma is a cunning and formidable adversary.

Akaza

Name: Akaza（猗窩座）（あかざ）
Voice Actor: Akira Ishida
Age: Over 100 years since becoming a demon
Height: 173 cm
Weight: 74 kg

Akaza is an Upper Rank Three demon of the Twelve Kizuki, known for his incredible martial arts skills and brutal strength. Formerly a human named Hakuji, he became a demon to gain power but retains a twisted sense of honor, respecting strong fighters. His destructive combat style makes him a formidable foe.

Hantengu

Name: Hantengu　（半天狗）（はんてんぐ）
Voice Actor: Toshio Furukawa
Height: 166 cm (can shrink)
Weight: 56 kg (can shrink)
Hobby: Sneaking into people’s homes and stealing things

Hantengu is the Upper Rank Four demon of the Twelve Kizuki, notorious for his cowardly yet cunning nature. He possesses the ability to split into multiple powerful clones, each embodying a different emotion. This makes him a deceptive and highly dangerous adversary for the Demon Slayer Corps.

Gyokko

Name: Gyokko　（玉壺）（ぎょっこ）
Voice Actor: Kousuke Toriumi
Height: 150–170 cm (while inside the jar)
Weight: 40–80 kg (while inside the jar)
Hobbies: Making jars, modifying living creatures

Gyokko is the Upper Rank Five demon of the Twelve Kizuki, known for his grotesque, pot-like body and obsession with creating “art” from human victims. Highly sadistic and eccentric, he manipulates water and summons deadly fish-like creatures from his pots, making him a dangerous and unpredictable opponent.

Source : Official Demon Slayer Website