OC 1:

Name: Tantei Naegi

Gender: Male

Family:
Makoto Naegi (Father)
Kyoko Kirigiri-Naegi (Mother)
(Brother and Sister)

Age: 16

Talent: Ultimate Detective

Year in High School: Sophmore (2nd year)

OC 2:

Name: Masayoshi Naegi

Gender: Male

Family:
Makoto Naegi (Father)
Kyoko Kirigiri-Naegi (Mother)
Tantei Naegi (Brother)
(Sister)

Age: 15

Talent: Ultimate Detective In Training

Year: Freshman (1st Year)

OC 3:

Name: Keisatsu Naegi

Gender: Female

Family:
Makoto Naegi (Father)
Kyoko Kirigiri-Naegi (Mother)
Tantei Naegi (Younger Brother)
Masayoshi Naegi (Younger Brother)

Age: 18

Talent: Ultimate Lucky Student

Year: Senior (Final Year)

OC 4:

Name: Lilly Kuwata

Gender: Female

Family:
Leon Kuwata (Father)
Sayaka Maizono-Kuwata (Mother)

Age: 16

Talent: Ultimate Softball Star

Year: Sophmore

OC 5:

Name: Shinpi Hinata

Gender: Male

Family:
Hajime Hinata (Father)
Chiaki Nanami-Hinata (Mother)

Talent: Ultimate Video Game Developer

Age: 17

Year: Sophmore

OC 6:

Name: Roiyariti Tanaka

Gender: Female

Family:
Gundham Tanaka (Father)
Sonia Nevermind-Tanaka (Mother)
(Brother)

Age: 16

Talent: Ultimate Princess

Year: Freshman

OC 7: 

Name: Okoku Tanaka

Gender: Male

Family:
Gundham Tanaka (Father)
Sonia Nevermind-Tanaka (Mother)
Roiyariti Tanaka (Twin Sister)

Age: 16

Talent: Ultimate Prince

Year: Freshman

OC 8:

Name: Shapunesu Kuzuryu

Gender: Female

Family:
Fuyuhiko Kuzuryu (Father)
Peko Pekoyama-Kuzuryu (Mother)
Olivia Kuzuryu (Newborn Sister)

Age: 16

Talent: Ultimate Swordsman

Year: Sophmore

OC 9: 

Name: Shashin Koizumi

Gender: Male

Family:
Mahiru Koizumi (Adoptive Mother)
Hiyoko Saionji (Adoptive Mother)

Age: 15

Talent: Ultimate Photographer

Year: Freshman

OC 10:

Name: Kirei Tsumiki

Gender: Female

Family:
Mikan Tsumiki (Mother)
Unknown Father

Age: 15

Talent: Ultimate Nurse

Year: Freshman

OC 11: 

Name: Baiorin Saihara

Gender: Female

Family:
Shuichi Saihara (Father)
Kaede Akamatsu-Saihara (Mother)
(Sister)

Age: 18

Talent: Ultimate Violinist

Year: Senior

OC 12:

Name: Doramu Saihara

Gender: Female

Family:
Shuichi Saihara (Father)
Kaede Akamatsu-Saihara (Mother)
Baiorin Saihara (Older Sister)

Age: 17

Talent: Ultimate Drummer

Year: Junior

OC 13:

Name: Supesu Momota

Gender: Male

Family:
Kaito Momota (Father)
Maki Harukawa (Mother)

Age: 15

Talent: Ultimate Child Caregiver

OC 14: 

Name: Herupu Tojo

Gender: Male

Family:
Kirumi Tojo (Mother)
Unknown Father

Age: 17

Talent: Ultimate Butler

Year: Sophmore

OC 15:

Name: Kenka Chabashira

Gender: Male

Family:
Tenko Chabashira (Adoptive Mother)
Himiko Yumeno (Adoptive Mother)

Age: 15

Talent: Ultimate Magician

Year: Freshman

OC 16: 

Name: Sakusei Oma

Gender: Male

Family:
Kokichi Oma (Father)
Miu Iruma-Oma (Mother)
(Sister)
K1-B0 (Godfather)
Mikan Tsumiki (Aunt)
Kirei Tsumiki (Cousin)
Celestia Ludenberg (Aunt)
Jainy Ludenberg (Baby Cousin)

Age: 18

Talent: Ultimate Inventor

Year: Senior

OC 17:

Name: Mirai Oma

Gender: Female

Family:
Kokichi Oma (Father)
Miu Iruma-Oma (Mother)
Sakusei Oma (Brother)

Age: 16

Talent: Ultimate Leader

Year: Sophmore