Birth Name: Moon Tae Il (문태일)
Stage Name: Taeil (태일)
Position: Main Vocalist, Sub Rapper
Birthday: June 11, 1994
Blood Type: O
Speciality(ies): Guitar
Hobbies: Listening to music, Watching Movies
Education: Seoul Science High School
Place of Birth: Seoul, South Korea
Favourite Foods: Pork Belly, Ice Cream, Pizza, Chicken, Meat
Favourite Season: Spring
Favourite Weather: Clear Skies
Favourite Number: 1
Favourite Colour: Black
Favorite Places: Apgujeong Rodeo. Anywhere as long as he goes with his friends.
Favorite Entertainer: Kim Yun Seok.
Favorite MC: Shin Dong Yup.
Favorite Movies: Lump of Sugar (this is the first movie that made him cry), Masquerade.
Favorite Dramas: Rustic Period
Favorite Animations: Crayon Shin Chan
Favorite Musicians: SHINee, Kim Bum Soo.
Favorite Songs: Bobby Kim – Mama