Shallow shelves in Jung-Ja’s practice room accommodate her many music books.

Inside, Kyu Sung’s wife, Jung-Ja Kim, a concert pianist and professor at the Boston Conservatory at Berklee, stands at the Corian-topped kitchen island.

Kyu Sung and Jung-Ja take in the view from the rear deck. Behind them is the house Kyu Sung designed for the couple and their children in 1989.

Nearby, the Lacquer Console Table holds a pair of Ceramic Tortoise Shell lamps and conceals a Double X bench, also by the designer (below). The brass Raindrops wall sculpture, a reissue of a midcentury metalwork by C. Jeré Studio, is from JA Finds, Adler’s curatorial venture.

Floor Plan of Casa Ja! by Bizna Estudio

JA House is conceived as a horizontal line that highlights the sky and the mountains in the background.

Relax with a glass of wine on the shaded patio. See views of Mount San Ja

The building was built in the Second Empire style by the famous Antwerp architect J.A. Hompus sometime around 1860. The historic city center and Scheldt River are both nearby.

Architect Kyu Sung Woo sits on a twin bed he designed in the Cambridge, Massachusetts, home he shares with his wife, concert pianist Jung-Ja Kim.