There are quite a few anime characters who do not look their age despite being alive and kicking for a very long time. Sometimes depicted as little girls who are powerful enough to break the particular anime show’s power scale, and other times as charming teenagers, these old anime characters can fool anyone with their looks.
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From anime ranging fromNarutoto Code Geass to Seven Deadly Sins, these childlike anime characters can be found easily, given one must look past their kawaii looks. Whether using some ability to hide their age or some great disguises to help them blend in or simply slow aging, here are some of the best anime characters who don’t look their age.
10Tsunade Senju (Naruto)
Uses Her Transformation Jutsu To Appear Young
Naruto: Shippuden
Coming from the lineage of one of the legendary clans in the Naruto universe, Tsunade is one of thestrongest anime grandmothersout there. The kunoichi from Konohagakure keeps her youthful appearance thanks to her peculiar transformation jutsu. However, her actual age is well above 50 years inNaruto: Shippuden.
Her transformation jutsu helps put a veil over her actual appearance and aging, which can easily fool anyone into believing her to be in her late 20s or early 30s. The jutsu that Tsunade employs to keep her youthful appearance works its magic regardless of the situation the Fifth Hokage is in. Whether she’s in a fight or having a profound drinking session, the veil keeps on, making her look young regardless.
Release Date
Where to watch
June 12, 2025
Netflix,Crunchyroll
9Sesshomaru (Inuyasha)
Is An Inu Yokai Who Ages Differently
Inuyasha (2000)
Sesshomaru is the powerful Yokai from the beautiful world of Inuyasha. He is the half-brother of Inuyasha and is a shape-shifter demon. Sesshomaru is usually shown in his humanoid form. However, he can change his appearance at will and take his true form of a giant white dog. When Sesshomaru turns into Inu Yokai’s true form, the markings on his forehead remain the same.
Looking at the character design, Sesshomaru appears to be in his early twenties. However, his real age is well over 300 years. Since Sesshomaru is a pure-blooded demon, the character ages differently than his half-younger brother, Inuyasha.
August 10, 2025
8C.C. (Code Geass)
Became Immortal & Stopped Aging, But Lost Her Geass
Code Geass: Lelouch of the Rebellion
C.C. pronounced as C2, is a notable character fromCode Geasswho helped Lelouch exact revenge on the Britannian empire, which was also among one of themost satisfying revenge moments in anime. C.C. also goes by the name immortal witch, witch of Britannia, among other names, justify her long age despite her looking like a teenager. C2 doesn’t age and is biologically stuck at 16 years of age.
C.C.’s actual age is a matter of dispute among the fans, as her real age, along with her real name, was never revealed. However, according to the Code Geass' timeline of events, her age is roughly estimated to be around 600 years.
August 06, 2025
Crunchyroll
7Koenma (YuYu Hakusho)
Can Appear Like A Teenager At Will
Yu Yu Hakusho
For an anime character that has the looks of a toddler and rocks a pacifier, Koenma’s looks are in quite a contrast to his age. To add more contradictions, Koenma is the ruler of YuYu Hakusho’s spirit world.
Given that Koenma belongs to the race of spirits, he has quite a few tricks up his sleeves. He can change his appearance at will when leaving the spirit world, donning the appearance of a teenager. In reality, Koenma is roughly over 600 years old. However, whatever appearance he takes, the “Jr” mark on his forehead remains the same, along with the pacifier.
June 01, 2025
6Muzan Kibutsuji (Demon Slayer)
Stopped Aging When He Became A Demon
Demon Slayer
Actual age: ~1000 years
Appears:In his early 20s
Taking one of the top spots when it comes to thebest anime disguises, the Demon King Muzan Kibutsuji has the ability to change his appearance at will. Sometimes taking the appearance of a teenager, while sometimes looking like a woman, this ability of Muzan allows him to blend in and hide in plain sight to deceive the Demon Slayers.
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InDemon Slayer, it was during the Heian Era that Muzan was turned into a human-eating demon by a cure that originally aimed to cure his illness. It was as a consequence of this that Muzan’s body stopped aging further, making him look almost like a 20-year-old man. In reality, Muzan is actually over a thousand years old.
August 18, 2025
5Meliodas (Seven Deadly Sins)
Never Aged A Day Since Cursed By The Demon King
The Seven Deadly Sins
Actual age:3000+ years
Appears:Like a teenager
The main protagonist of the anime series,Seven Deadly Sins, despite looking like a kid in his mid-teens, is one of thestrongest anime charactersand is over 3000 years old. Meliodas is short-tempered, stands 5 feet tall, and doesn’t have a single facial hair, which makes his teenage appearance even better.
Despite Meliodas' looks, the anime character is father to Tristan, the leader of the sins, and presides over the throne of the Kingdom of Liones. The reason why Meliodas doesn’t look his age is the curse laid on him by the Demon King. The curse not only stops Meliodas from aging but also brings him back to life every time he dies.
June 03, 2025
4Senku (Dr. Stone)
Was Petrified For Over 3700 Years
Actual age:3700+ years
The Stone Age scientist who was petrified along with the rest of humanity is more than 3700 years old. While most of the characters fromDr. Stoneare old. Some might look older, unlike Senku, who bears the appearance of a young man and is nearly 4000 years old.
Interestingly, unlike other characters from the series, Senku remained awake for nearly the entire time he was petrified and broke out of the statue with the help of nitric acid that weakened the shell gradually. While Senku looks like a young man nearing his 20s, he doesn’t look to be thousands of years old, thanks to being in a petrified state along with the rest of the characters from Dr. Stone.
June 08, 2025
3Kaname Kuran (Vampire Knight)
Is The Progenitor Of Vampires
Vampire Knight
Actual age:11000+ years
Appears:In his mid-20s
A list of anime characters who do not look their age without a vampire would be incomplete. Enter, Kaname Kuran, a pureblood vampire and the head of one of the original vampire families, the Kuran family. As a pureblood vampire, Kaname is the first Kuran and the forefather of the entire vampire race in Vampire Knight.
On similar lines to other characters who do not look their age, Kaname looks like a high schooler, but in reality, the vampire is over 11000 years old. Being the pureblood vampire he is, Kaname is immortal and can heal himself from any fatal wound, unless inflicted by an anti-vampire weapon.
August 19, 2025
2Kars (JoJo’s Bizarre Adventures)
Belongs To A Race Of Supreme Beings
JoJo Bizarre Adventure
Actual age:~102,000
In another bizarre instance fromJoJo’s Bizarre Adventures, Kars is an astoundingly old character from the anime series. One look at Kars, and you’ll think he is some bodybuilding professional in his mid-twenties. However, that quickly changes as it is revealed that he is a hundred thousand years old.
Kars is the leader of God-like beings known as Pillar Men and is the progenitor of Vampires in JoJo’s world. The race to which Kars belongs is the primary reason for his seemingly immortal, but long life. In his pursuit to become a flawless being and overcome his race’s one weakness, the Sun, Kars made the Stone Mask, which sets off the events of JoJo’s Bizarre Adventures.
June 19, 2025
1Najimi Ajimu (Medaka Box)
Probably Older Than The Universe, Just Because
Actual age:
Medaka Box
~3 trillion years
Appears:Like a young teen
Najimi Ajimu is arguably the oldest living anime character ever, but her looks make it difficult to sense what her actual age might be. One can’t even guess her correct age based on her looks, but Najimi is over three trillion years old and the founder of the Hakoniwa Academy.
Just as her age is a mystery to many, Najimi has a mysterious personality and the looks of a middle school girl. In contrast to her looks, Najimi possesses incredible power and skills that justify all the years she has lived through. The multiple abilities in her arsenal range from parasitic vision, magic skills, and even neutralizing other characters' abilities.
