[1] As hobbies, Kakiuchi enjoys listening to classical music as well as collecting rocks, old coins, and ukiyo-e.[2] He is currently a student at N High School.

[3] Kakiuchi began figure skating in 2010 at the age of three after his mother, Kaori, encouraged him as a way to help overcome his shyness.

Due to his top eight finish, Kakiuchi was selected to compete at the 2022–23 Japan Senior Championships.

[7] Kakiuchi closed his season by winning silver on the junior level at the 2023 International Challenge Cup.

[14][10] JGP: Junior Grand Prix Current personal best scores are highlighted in bold.