Otonashi Haruna (Celia Hills) was the second manager of Raimon, and then became a manager for Inazuma Japan. In Inazuma Eleven GO, she is the advisor of Raimon (GO) and a teacher.

Otonashi's parents died when she was 5 years old while her older brother Kidou Yuuto was 6 years old. They were both adopted by different families due to Kidou being recommended to the Kidou family by Kageyama, and her to the Otonashi family. She originally worked for the Raimon newspaper club, but became a manager for the Raimon team after she wrote an article on the team's upcoming game with Teikoku Gakuen and loved...