Reimi Sugimoto (杉本 鈴美 Sugimoto Reimi) is a side character featured in Diamond is Unbreakable.
Reimi was Yoshikage Kira's very first victim in his life as a serial killer. As a Ghost, she haunts a hidden street of Morioh in the hopes of meeting someone willing to help her bring Kira to justice. Having saved an infant Rohan Kishibe from Kira, Rohan takes it upon himself to close this case by finding the killer.
