Birth Name: Lee Chang Sub

Stage Name: Changsub

Positions: Lead Vocalist

Birthday: February 26, 1991

Zodiac Sign: Pisces

Height: 178 cm (5'10")

Weight: 64 kg (141 lbs)

Blood Type: O

Facts:

His favorite color is black

He can play several instruments such as drums, guitar, and bass

Changsub has a hard time resisting sleep

Kimchi fried rice is a meal he is good at cooking

Changsub used to be a skateboard athlete

He struggles with acrophobia (fear of heights)

Changsub will eat all food except for pudding

He gave 10 million won scholarship to his former high school

Changsub really enjoys brushing his teeth

He often make silly faces

His hobbies include listening to music and drinking coffee

Changsub is the member who is closest to their family

He is also good at rapping and beat boxing

He is close to Chorong of APink

He is the only BTOB member with type O blood

He initially didn't want to leave his family home to debut, but his mother convinced him.

Changsub's mother will not let him get any more tattoos

He is left-handed

His role model are Rain and Michael Jackson

He had abs at one point

Changsub and Sungjae are the members of the group with a Tom & Jerry relationship

In 2009, he became vice president of the Red Cross Youth in Gyeonggi Province

According to Hyunsik, Changsub is the last to wake up but the first one ready to leave the dorm