This is an antique Japanese military sake cup, decorated with a naval helmet, a katana, and a flag with some cherry blossoms on the back. The words are "Navy Victorious Return Commemoration". The exterior of the cup is in the shape of a helmet with five petals as the base and an anchor on the front like a normal naval helmet.

Condition: Excellent - a little crease in the glaze in the middle where the helmet is in the picture

Size: 2" across