Yasuda Fire & Marine/Sompo Japan Insurance Inc.(Sompo Museum of Art)
Sompo Japan Insurance Inc.(Sompo Musum of Art)
Van Gogh and Gauguin, Studio of the South
The Tokyo Sunflowers: a genuin repetition by Van Gogh or a Schuffenecker forgery?
Van Gogh's Sunflowers series: the fifth toile de 30
The Sunflowers are Mine, The Story of Van Gogh's Masterpiece
The ownership of Vincent van Gogh's 'Sunflowers'
Sompo Museum of Art, Tokyo (Sompo Japan Insurance Inc.)