Marihiko Hara (原摩利彦) is a member of the artist collective Rimacona-Lab.
He composes sound-based works, reflecting on the strength of silence. His work "untitled" was selected by "Festival Confluencias 2005" held in Spain.
Also, he is a member of the experimental-pop duo rimacona with Natsuko Yanagimoto.
During summer 2006, Rimacona organised a concert as an opening event of "Feu Nos Peres - Japanese Migrants in New-Caledonia" by Mutsumi Tsuda at Tjibaou Caltural Center in New-Caledonia.