A Japanese studio celadon vase by Miyanaga Tozan I (1868-1941), Taisho period (1912-1926), of Chinese 'Twin phoenix' Longquan mallet vase form, with phoenix-form handles, covered in a rich even celadon glaze. Impressed mark for Tozan. Together with the tomobako (original signed Japanese wooden box). 30 cm high, 14.5 cm diameter