This item was found in my family's storehouse. It has a marking from 1941 (Showa 16). The lid is in this condition and it seems impossible to open. Please check the images. How about it for antique collectors? It's old, so I will ship it as is. Please purchase only if you understand this. [Original Item] Showa 5 Type Canteen Pre-war, Wartime 1941 (Showa 16) Former Japanese Army With shoulder strap Wartime item