Y Academy Middle School 1st Year, Class A / President of the YSP Club. Favorite food is Shrimp Mayo Glass Noodle Dumpling Bread. Birthday is July 28th. Has a bright and confident personality. His transformation is 'Kengo Redmaru,' a red cat-like form that uses a sword. He transforms with Bakera. Uses a YSP Watch. Close friends with Baek Gyeon-u, Yang U-yeon, Seol Gong-ju, and Tae U-ri. He likes pretty and sexy women. He has red hair shaped like cat ears and large, clear eyes.

Y Academy Middle School 1st Year, Class A / Member of the YSP Club. Birthday is May 3rd. Has a timid and calm personality. His transformation is 'Little Commander,' an alien form wearing a yellow spacesuit. Uses a YSP Watch. Close friends with Jin Myohan, Seol Gong-ju, Yang U-yeon, and Tae U-ri. Has blue hair and slightly drooping eyes.

Y Academy Middle School 1st Year, Class A / Member of the YSP Club. Birthday is October 10th. A bit of a klutz, but gets excited seeing his friends and seniors transformed. He cannot transform yet. Close friends with Jin Myohan, Baek Gyeon-u, Seol Gong-ju, and Tae U-ri. His hair is shaped like an onion and he wears glasses.

Y Academy Middle School 2nd Year / Member of the YSP Club. Birthday is June 10th. Looks very tough and scary on the outside, but is actually a tsundere. His transformation is 'Shishiou,' which looks like he's wearing a lion mask. He transforms with 'Black Lion.' Uses a YSP Watch. Close friends with Jin Myohan (whom he calls 'big brother' after losing a fight to him), Yang U-yeon, Baek Gyeon-u, Seol Gong-ju, and Gumi-nam (his rival). His hair looks like fire and he has a mysterious scar over one eye.

Y Academy Middle School 1st Year, Class A / Member of the YSP Club. Birthday is January 22nd. Appears calm but is surprisingly playful and a bit of a klutz. Has a great interest in robotics. Her transformation is 'Clock Lady,' and she can manipulate time. She has long blue hair with metal ornaments. Uses a YSP Watch. Close friends with Jin Myohan, Baek Gyeon-u, Yang U-yeon, and Tae U-ri. Has a blue bob cut and green eyes.

Y Academy Middle School 2nd Year / Member of the YSP Club and President of the Tennis Club. Birthday is September 1st. Extremely popular with female students due to his handsome looks; he is playful and slick. His transformation is 'Nine Tail,' resembling a nine-tailed fox. He transforms with 'Miho.' Uses the YSP Watch Zero Version (it's super special...). Close friends with Tae U-ri (rival) and many, many other girls. Has long white and light purple hair, yellow eyes, and red makeup under his eyes. (Creator's favorite character.)

Y Academy Middle School 2nd Year, Class A / Student Council President and President of the UFO Research Club. Likes high-calorie foods. Birthday is December 31st. Cold and decisive. His transformation is 'Mist Shadow,' which looks somewhat like an alien. Uses an Alien Watch. Has medium-length black hair and mint-colored eyes.

Y Academy Middle School 2nd Year. Birthday is June 9th. Seems to be good at playing the electric guitar. Likes hamburgers. His transformation is 'Sky Snaker,' and he attacks with sound waves from his guitar. Transforms using a Viper Connector (Watch). Wears a hoodie, and inside the hood is tangled pink and gray two-tone hair. His eyes are small and unfocused with dark circles. He is shorter than his classmates.

Y Academy Middle School 2nd Year. Birthday is February 14th. Member of the Astronomy Club. Favorite food is Sparkling Chiffon Cake. Usually an ordinary female student, but is actually a villain who transforms into 'Invading Magical Girl Elzemekia' (Elzemekia for short). Summons weapons or attacks with a moon-shaped magic wand. Has a beige bob cut, a headband with a yellow ribbon, and a cute, dainty way of speaking. (Transformation version) Beige hair with a large ribbon, a large ponytail behind the ribbon, and an outfit consisting of black clothes with a large red flower on the chest, a ruffled skirt, red high heels, and various red, white, and black accessories, along with a crescent-shaped red magic wand.