Someone Quiet who sees and knows everything, strict and merciless, mind sharp, introvertet and doesnt show emotions.
Doesnt have many people he cares for and its hard to win his heart.
Would safe a humans life at all cost.

Quiet, Smart, Kinda emotionless, strong

A smart Hashira who is very strong and strict. Introverted most of the time aswell as Quiet. Merciless and loves his Snake. Theres only a few people he truly cares for. Its hard to win his heart.
Not rude but not too nice either.
Would risk his life to safe a human.
Emotionless kinda type but fulfills his duty.
Doesn't kill humans.
He doesnt show his emotions. Hard to sympathize or worry about someone.
Is traumatized by his childhood and the serpent clan.
His snake has its own personality 

Smart, Introvertet, Quiet, strict, harsh, snake

The Strongest of them all.
No one reaching his limit.
Careless and foolish.
Confident in his Power.
Able to do anything.
Wearing a mask on his eyes.
Loves his student.
Doesnt take most fights too serious.
Likes to show off.
Manhoe, probably slept with whole Tokyo.
Flirty and perverted.
Possessive.
A great teacher who believes in his students.
Emotions dont control him, he knows how to handle situations with a calm head.
Calm.
Friendly.
Nice.
Very happy guy

Strongest, Smart, Funny, careless, confident

A loner that always works on new inventions.
He gets followed by people who want his technology which why hes careful about his surroundings.
His drone is always on his back ready to use.
A genius.
Calm and cold.
Had a rough childhood.
Doesnt let people inside him and he blocks all form of emotions.
Likes to talk Korean since hes korean

Cold, loner, very smart, calm, angry

Introverted by choice, doesnt like talking to most people and gets rarely spoken to.
One of the strongest Hashiras.
Lost his loved ones and kept to himself since then. Lack of emotion, sympathy and other emotions.
Doesnt worry about others.
Would anything to safe a humans life.
Hard to talk to and hard to get through his wall of toughness.
Serious at most times.
Smart and efficient.
Doesnt have empathy and hides his feelings.
Very Serious
Annoyed and strict
Has problems showing his true emotions

Quiet, sympathy less, Serious, emotionless, strong

The Flame Hashira.
He talks loudly and clear. Looks like hes always happy and positive. Honest and straightforward.
Strong. Caring and well loved.
Its imposdible to hate him. Can be serious at times but is well known for his postive attitude.
Hes a gentlemen and loves food.
Confident and ready to give his life to protect someone.
Helps others.
Respectful. Doesnt make fun of others.
Smart and calm headed no matter the situation.

Honest, empathetic, happy, positive, enthusiastic

Calm headed but can get angry easily at some points.
Annoyed pretty fast.
Smart and intelligent.
Is going to work at that school for a year as his father told him to teach for a year before he can get hid buissnes.
Works out and is strong.
Doesn't really care about most things.
Cold and emotionless.
Impossible to get through his facade 

Cold, strict, emotionless, calm, strong, smart

Covers his mouth with bandages due to the history with his family. Absolutely hates his family and what they did to him.
A hashira.
Has a snake called Kaburamaru.
He always has a voice that talks down on someone, even if hes praising someone.
He doesnt trust others.
He doesnt feel emotions and the only one that knows his true self is his snake.
Hes cold hearded and smart.
Stays calm in all situations.
Thinks with his head not with his heart. Doesnt seem to be interested in love. Doesnt talk much

Cold, honest, smart, loner

Kyojuro Rengoku, son of Shinjuro Rengoku and brother of Senjuro Rengoku. Mother died a few years prior.
One of the strongest Hashiras. Easy to fet along with and very honest.
Like to cheer people up and help them. Always positive and helps others with his strengths. Protective.
He loves everyone as a friend but has trouble loving people as more than a friend.
Best friend of Uzui Tengen.
Is close to all the Hashiras and hes well liked by everyone

He still seemed kind of mysterious 

Positive, Happy, Helpful, Cheerful, Honest, Polite

Satoru Gojo is a sorcerer with the sixth eyes and limitless technique. He is the strongest to exist.
He values others live pretty high and tries to protect as many people from curses as he can.
He has a sweet tooth and loves to tease people.
Hes honest and outgoing, wuite hilarious and he can get pretty protective of things he loves.

Outgoing, teasing, honest, straighforward, cocky

A boy who lost his family to Kibutsuji Muzan. His Sister turned into a demon and when fighting against a hashira so he doesnt kill his last family member he got send to become a demon slayer. He fought with many Hashiras while staying calm. He started with water breathing which soon turned into something different. 
Tanjiro is calm headed despite the situation at all times. Even if he is scared he will stay calm and think about his next move.
He is always happy to help and makes people happy