Key wrote all the raps
Key was raised by his Grandmother since his Mother was sick after giving birth and his Father was busy with work.
Key is said to be sentimental and sensitive, even if it just a piece of paper from someone who he cares about, he will take really good care of it.
Key loves to shop in his spare time.
He is known to be a fashionista.
Key has his own bag of special make-up tools.
His dogs are named CommeDes and Garçons. Key made an Instagram account just for them.
Key once joined We Got Married Global edition and his on-screen wife was Arisa Yagi.
Because he nags too much, he was nicknamed "Umma" or Mother.
Key is really good at cooking.