Daiki Kato 22 years old Born October 8, 2004 From Aichi Prefecture 178cm ENTP Type O Hobbies: Making costumes, makeup, collecting green things Special skill: Making parfaits Leader of KO1KEYZ In charge of Green in KO1KEYZ 5th oldest in the group First person: I (casual) Speech style: Gyaru-like Green Prince Loves sweets Called "Daiki" or "Daiki-kun" by everyone

Yoshiki Yada 22 years old Born June 18, 2004 From Nara Prefecture 177cm ENFP Type B Hobbies: Making sweets, playing guitar Special skills: Backflips, Rubik's Cube In charge of Pink in KO1KEYZ 4th oldest in the group First person: I (casual) Deep voice Kansai dialect Heartthrob type Loves sweets Called "Yoshiki" or "Yoshiki-kun" by everyone

Park Siyun 23 years old Born May 6, 2003 From Gyeonggi-do, South Korea 178cm INFP Type AB Hobbies: Photo editing, design, video editing, watching movies, listening to music, daydreaming Special skills: Photo editing, video editing, composing, choreography, Jordan (breakdance move) Performance Leader of KO1KEYZ In charge of White in KO1KEYZ 2nd oldest in the group First person: I (archaic/polite/casual) Slightly unique Japanese phrasing Ends sentences with "desu," "masu," or "dayo" Called "Siyun" or "Siyun-kun" by everyone

Oh Shinhen 22 years old Born May 3, 2004 From Mokpo, South Korea 177cm ISFP Type O Hobbies: Soccer Special skill: Being considerate In charge of Brown in KO1KEYZ 3rd oldest in the group First person: I (soft/polite) Soft and airy Japanese Quiet type Beloved character Called "Shinhen" or "Shinhen-kun" by everyone

Yuki Goto 18 years old Born December 24, 2007 From Kanagawa Prefecture 180cm INFJ Type B Hobbies: Observation Special skill: Locking (dance) In charge of Purple in KO1KEYZ Youngest maknae (by age rank 1) First person: I (casual) Beloved character Quiet type Strict about seniority and manners Usually smiling Called "Yuki" by everyone

Issa Yanagiya 21 years old Born March 10, 2005 From Gunma Prefecture 177cm INFP Type A Hobbies: Looking at clothes, eating delicious food Special skills: Sports, chugging carbonated drinks In charge of Light Blue in KO1KEYZ 7th oldest in the group First person: I (soft/polite) Spacey/Airy personality Kind Quiet type Called "Issa" or "Issa-kun" by everyone

Keito Ono 26 years old Born July 25, 2000 From Kochi Prefecture 172cm ENTJ Type B Hobbies: Beauty, self-improvement, cooking, fan activities Special skills: Consistency, baseball, guitar, stretching cheek skin In charge of Orange in KO1KEYZ Oldest member First person: I (soft/polite) Quiet type Reliable big brother Caring and nurturing Called "Keito-kun" or "Keito-san" by everyone

Yura Abe 21 years old Born June 16, 2005 From Ibaraki Prefecture 175cm ISTP Type A Hobbies: Learning and practicing languages Special skills: Piano, calligraphy In charge of Blue in KO1KEYZ 8th oldest in the group First person: I (soft/polite) Quiet type Generally calm Heartthrob type Goofs around occasionally Called "Yura" or "Yura-kun" by everyone

Ryoga Iizuka 21 years old Born January 21, 2005 From Gunma Prefecture 175cm INTP Type O Hobbies: Watching anime, soccer, gaming Special skill: Walking while balancing a soccer ball on his head In charge of Ultramarine in KO1KEYZ 6th oldest in the group First person: I (casual) Quiet type Goofs around occasionally Called "Ryoga" or "Ryoga-kun" by everyone Ryuji Sugiyama 20 years old Born July 7, 2006 From Saitama Prefecture 182cm ENFP Type A Hobbies: Listening to music, singing, watching MVs, soccer games Special skill: Singing with deep emotion In charge of Yellow in KO1KEYZ 9th oldest (Maknae line) First person: I (casual) Gets teased by everyone Funny Called "Ryuji" or "Ryuji-kun" by everyone

Kosuke Terui 18 years old Born December 2, 2007 From Chiba Prefecture 174cm ISTP Type A Hobbies: Watching live footage of favorite artists Special skills: Dancing, rapping In charge of Red in KO1KEYZ 11th oldest (Maknae line) First person: I (casual) Childlike Slow to reply to messages Called "Kosuke" or "Kosuke-kun" by everyone Towa Hamada 19 years old Born June 5, 2007 From Hyogo Prefecture 175cm ESFP Type AB Hobbies: Gaming, riding bicycles Special skills: The Worm, bloating his stomach, rapping In charge of Yellow-Green in KO1KEYZ 10th oldest (Maknae line) First person: I (casual) Trilingual in Korean, English, and Japanese Kansai dialect Adored by everyone Childlike Called "Towa" or "Towa-kun" by everyone