Takumi Hikichi

Parents: Grand Seeker, mother (unnamed)
Other relatives: Hiromi (sister)

Mentors: Grand Seeker, the Head Key-Seekers
Neighbors: none of note

Likes romantically: N/A
Friends with: Nathaniel, Shiori, Sora, Toshirou
Gets along with: Takeshi, Reka, Shuuichi, Toki (Keyholder Chronicles onward)
Neutral toward/work-only relationship: Kita, Sharon, Mara, Kiara, Jun-ai, Shaoqiang, Nasim, Taki
Doesn't get along with: Atsuko, Yousef
Dislikes: N/A