An Untroublesome Defencelessness is a collaborative studio album by the Japanese noise musician Merzbow, Japanese guitarist Keiji Haino, and the Hungarian drummer Balázs Pándi. Merzbow and Pándi have worked together since 2009; Merzbow and Haino previously played together as Kikuri, and released the album Pulverized Purple on Les Disques Victo in 2008.

Merzbow is a Japanese noise project started in 1979 by Masami Akita , best known for a style of harsh, confrontational noise. Since 1980, Akita has released over 500 recordings and has collaborated with numerous artists.