Jeri Katou

Jeri Katou is an Tamer partnered to Leomon. She is the only child and daughter of Mrs. Katou when she was still alive. Jeri later lost her mother at an young age making her severely depressed most of her young life. She doesn't have a good relationship with her father, Tadashi Katou at first and he is oblivious to her depression often not paying attention to her which he later regrets and tries to make up for. Her stepmother loves her, but Jeri doesn't feel like she should love her back as she thinks of her stepmother as an replacement for her real mother. She has an younger half-brother named Masahiko Katou who is the son and child of her stepmother. Later, she married Takato and has three kids with him: two sons named Tatsuke and Toru and a daughter named Ayumi. She and her husband and their children live in Haido City, Japan.

Description
Jeri may seem like a happy and go-lucky young girl, but she is severely depressed due to losing her mother at an young age. She makes friends and becomes the human Tamer of Leomon whom Beezlemon later kills which traumatizes her. When Jeri found an DigiEgg that is revealed to be Elecmon's DigiEgg and that Elecmon could Digivolve to Leomon, she was extremely happy at seeing her partner again and waited for the egg to hatch. Jeri is later reunited with Leomon as an Elecmon after he hatched and he often goes to great lengths to protect her from danger.

Digimon Tamers
Jeri is the daughter and only child of Mrs. Katou who later died when Jeri was seven. Her father, Tadashi later remarried and Jeri had a stepmother. Jeri cares deeply for her younger brother, Masahiko. Jeri becomes friends with Takato Matsuki who later becomes her boyfriend and they are in a relationship together. Just after she had lost Leomon, Jeri attempted to commit suicide, but the D-Reaper captured and held her hostage hoping to study her so it could learn about humans. The D-Reaper kept her hostage feeding on her negative emotions draining her of her energy and this was also hurting her as well. Her father attempted to rescue her, but he was unsuccessful. Takato, Guilmon, with the help of Beelzemon rescued Jeri and destroyed the D-Reaper.

Digimon Young Tamers
In Digimon Young Tamers, she is revealed to be attending Odaiba High School along with her friends and Suzie Wong, Henry Wong's little sister. Jeri is in the same class as Takato, Henry, Kazu, Kenta, Izzy Izumi, and Rika Nonaka. Later in the Digital World, Jeri finds a DigiEgg which is revealed to be Elecmon, Leomon's rookie form. She is excited and ecstatic with the thought of being with Leomon again. She takes care of the egg and is excited when it hatches. She is reunited with her partner whom she thought she lost forever. Elecmon often helps Jeri fight the Digimon Empress. Later, Elecmon Digivolved to Leomon to protect Jeri from the Digimon Empress's enslaved Gizamon. Leomon helps Jeri show Riku Kisuke that Digimon aren't just data, but living creatures capable of dying and both Jeri and Leomon sympathize with Riku when he cries about losing his best friend, Patamon. Jeri and Leomon convince Suzie and the other Tamers to let Riku join the Young Tamers saying he could make up for his mistakes by helping stop the Digimon Empress. Suzie thinks about it and she decided to let Riku join the Young Tamers. Jeri later comforts Riku telling him Patamon will come back to him.

Digimon Tamers Union
Jeri becomes a supporting character towards the Young Tamers often helping them stop the Digimon Empress from hurting innocent Digimon. When taking a break from fighting the Digimon Empress to study in school, Jeri's teacher announces a big project that the whole high school will be participating in. Each teacher of the Tamers tell the students that they must first write a 10 page essay about the project they will be participating in. Jeri helps Suzie, Ai Terada, Mako Terada, Riku Kisuke, Matsuko Tanoshii, Sosuke Nishi, Kari Kamiya, TK Takaishi, Davis Motomiya, Yolei Inoue, Cody Hida, Ken Ichijouji, Ayumi Yoshida, Ai Haibara, Mitsuhiko Tsuburaya, Conan Edogawa, and Genta Kojima with their 10 page essays. Later each of the Tamers present their essay to the class. Later the whole school participates in the project which is a school play where each class must perform a fairy tail act of their choosing. Then after the play, the Tamers are given homework they must do.