Kuk Suho

Name: Kuk Suho Partner Tobot: Taekwon K Family: Son of Kuk Jongmin Personality: Usually shy and indecisive, but warm and deeply considerate. Features: Through Taekwondo training, he revived the Mind Core of Taekwon K, which was related to his father Kuk Jongmin, and became its partner. Though passive at first, he learns courage and responsibility as he grows alongside his Tobot.

Kwon Limo

Name: Kwon Limo Gender: Male Occupation: Scientist, Tobot Developer Family Relationship: Adoptive father of Kwon Semo Key Relationships: Co-developed the first Tobot, ZERO, with Cha Doun Age: 38 Birthday: February 3rd Height: 175cm Weight: 58kg Wife: Died in a fire accident along with Doun's wife, Seoyoung.

Cha Doun

Name: Cha Doun Gender: Male Age: 38 Occupation: Car Mechanic, Robot Engineer Family Relationship: Biological father of Cha Hana and Cha Duri (twin brothers) Spouse: Kim Seoyoung (Deceased) Education: Graduate of Daedo Technical University Features: Developer of Tobot X and Y, and co-developer of the first Tobot ZERO with Kwon Limo. Height: Uncertain as he uses a wheelchair; estimated to be 172cm when standing. Cha Doun uses a wheelchair due to leg injuries sustained in a past accident.

Cha Hana

Cha Hana Personal Details - Name: Cha Hana - Gender: Male - Age: 16 - Education: Graduated Daedo Elementary, currently attending Daedo Middle School (3rd Year) - Pilot: Tobot X - Family: Father Cha Doun, Mother Kim Seoyoung, twin brother Cha Duri - Personality: Logical, calm, and possesses a strong sense of responsibility. Demonstrates great judgment in crises and cooperates with Tobot X based on mutual trust.

Cha Duri

Cha Duri Personal Details - Name: Cha Duri - Gender: Male - Age: 16 - Education: Daedo Elementary, Daedo Middle School (Enrolled) - Pilot: Tobot Y - Family: Father Cha Doun, Mother Kim Seoyoung, twin brother Cha Hana - Features: Playful and energetic, he prefers playing and soccer over studying. He is smooth-talking and affectionate, but can act quickly in emergencies.

Kwon Semo

Kwon Semo Personal Details - Name: Kwon Semo - Gender: Male - Age: 12 (Original setting) - Education: Daedo Elementary, Daedo Middle School (Enrolled) - Family: Adoptive father Kwon Limo, adoptive mother (Deceased due to fire) - Personality: Blunt and taciturn with few emotional swings. He is kind to those he is close to and quietly looks after those around him. - Hobbies: Listening to music, playing guitar - Features: His left arm and left leg were replaced with prosthetics due to a past accident.

Dokgo Ogong

Dokgo Ogong Personal Details - Name: Dokgo Ogong - Gender: Male - Age: 16 - Pilot: Tobot W - Family: Dokgo Ondal (10-year-old brother, pilot of Hook & Jab (Twin Punch)) Personality: Brave, energetic, and quite playful. He enjoys hanging out with friends and is someone who shows courage even in difficult situations. - Education: Daedo Elementary School - Daedo Middle School (Enrolled)