Kosuge Yu - Beethoven: Klaviersonaten 4 'Transcen - Japan 2 SACD HybridCredits: Kosuge Yu Description: This is the fourth of five recordings of Beethoven's complete piano sonatas, which have been called "the New Testament of music" by pianist Masaru Kosuge since 2011. The collection includes Beethoven's most problematic and difficult piano sonata, "Hammerklavier," Op. 10, which he wrote at the end of his 20s, and Op. 22, which is a large scale composition from his early years at the age of 30. (C)RS