Ichiha Hiiragi is the author of The Emperor's Caretaker, which was originally released as a light novel series in Japan. She has written numerous professionally published light novel and manga titles.
Aya Shouoto is the illustrator of The Emperor's Caretaker light novel series. She is the creator of the bestselling shojo manga series The Demon Prince of Momochi House and Kiss of the Rose Princess.
Haruki Yoshimura is the illustrator of The Emperor's Caretaker manga adaptation.