World-renowned conductor Seiji Ozawa made a comeback Saturday after undergoing surgery for heart valve disease, pleasing his fans who have not seen him conducting for about nine months.[Photo taken by Michiharu Okubo, supplied by 2018OICMA]The 82-year-old returned to conducting at a concert in Nagano Prefecture, central Japan, by students of the Ozawa International Chamber Music Academy. His conducting was unannounced, providing a pleasant surprise to the audience of about 300 people.Ozawa directed the third movement of Beethoven's String Quartet No. 16 in F Major. He sat in a chair prepare…READ FULL ARTICLE