Schwarz Stein is a Japanese electronic project founded by Kaya (vocals) and Hora (keyboard & synth). Formed as Rudolf Steiner in 2001 in Japan. Signed with former MALICE MIZER's Mana label, Midi:Nette, and became Schwarz Stein (Black Stone in broken german) in 2002. 2 Feb 2004, two weeks before the release of Artificial Hallucination, they announced their split-up. At 'Midi:Nette presents Dis Inferno vol. III', 15 Dec 2004, Schwarz Stein performed once more along with Moi dix Mois. Hora is currently self producing his own music. He launched his solo career in 2005.