Primary

• Tentomon Partner of Izzy Koushiro

Extended

• Izzy Koushiro Adopted son of Yoshie Izumi
• Izzy Koushiro Partner of Tentomon
• Izzy Koushiro Adopted son of Masami Izumi
• Izzy Koushiro Friend of Joe Kido
• Izzy Koushiro Friend of Matt Ishida
• Izzy Koushiro Friend of Mimi Tachikawa
• Izzy Koushiro Friend of Sora Takenouchi
• Izzy Koushiro Friend of T. K.
• Izzy Koushiro Friend of Taichi Yagami