"what s the matter" in German What's the matter? Was ist los? Detailed translations for "what s the matter" What's the matter? What's the matter?(also: What is the matter?) Was ist los? What's the matter? Everything all right, Mr. Koga? Source: opensubtitles.org Corpus by OPUS Request review Was ist los? What's the matter? What's happening down there? Source: opensubtitles.org Corpus by OPUS Request review Was ist los?