Schwarz Stein Schwarz Stein Schwarz Stein is a Japanese visual kei electronic music duo formed by Hora (洞) and Kaya (迦夜) in 2001 (as "Rudolf Steiner"), who disbanded in 2004 and regrouped in 2014. During its first three years of activity, the group consisted of Kaya on vocals (ex-Isola) and Hora (ex-Velvet Eden) as keyboardist and programmer. The two originally worked together under the alias Rudolf Steiner until their signing to ex-Malice Mizer guitarist Mana's record label Midi:Nette. Upon their 're-formation', Mana discarded the name Rudolf Steiner and christened the duo "Schwarz Stein" (pseudo-German for "Black Stone"). Prior to their name change,
Rohde & Schwarz and commissioning of turnkey T&M and communications equipment worldwide. This includes infotainment test systems for automobile production, mobile ATC systems as well as complete electronics workshops for technical service. Rohde & Schwarz International Operations supports the Asia/Pacific and Middle East/Africa sales organization (= Rohde & Schwarz Regional Headquarters Singapore Pte. Ltd.). Rohde & Schwarz SIT GmbH provides solutions for information and communications security that have been approved by the German Federal Office for Information Security (BSI) and NATO/SECAN. The key activities of the company are the development of crypto products and systems as well as consulting and IT security analyses