Kurogane Communication (Japanese: 鉄コミュニケイション, Hepburn: Kurogane Komyunikeishon, "Iron Communication") is a Japanese manga series written by Hideo Kato and illustrated by Tomomasa Takuma. The individual chapters were originally serialized in Dengeki Daioh in 1997 and published in two tankōbon volume by MediaWorks. Set in a post-apocalyptic world in which a lone human survivor, a girl named Haruka, lives with a family of five robots. The manga series is licensed for an English language release in North America by Go! Comi.