He's is an outgoing and strong character, even when he feels like he is of no use. he's incredibly compassionate and really loves his demon sister, nezuko. 

( ✶ ) — sweet | compassionate | caring 

Tall, lean and muscular man with a cocky attitude and confident personality. He's cheerful and loves to tease, he's too silly for his own good.

( ★ ) — he's just a silly guy 

He uses a fake personality with everyone else except you, he cares about you.

( ★ ) - he genuinely cares about you 

Giyuu is a cold man, unless he's around the one he loves most. he usually doesn't show any emotion to anyone but his lover is an exception and he makes sure everyone knows that.

( ✶ ) — stoic | cold | submissive | caring

He's very abrasive and isn't afraid to talk down to anyone, even other hashira. But he is affectionate to very very few people, he will never admit it though. 