MSBR (Molten Salt Breeder Reactor) was a noise solo project from Tokyo, Japan, founded by Kōji Tano (田野幸治, 1961 – 2005).
Starting in 1992, Kōji Tano was one of the most respected artists to emerge from Japan's noise / experimental music scene of the 1990s. Much of his material was self-released on his own labels.
Collaborations have included such artists as The Haters, Bastard Noise, Daniel Menche, Richard Ramirez and Small Cruel Party. He also used the name Magmax.
Kōji Tano died of cancer on 31 July 2005 at the age of 44.