The relations between Italy and Japan date from the 16th century to the present day. Italy has an embassy in Tokyo and Japan has an embassy in Rome. Nowadays, Italy and Japan enjoy a cordial and friendly relationship. The two countries were allied in every World War in which they both participated, but ultimatelly both were defeated by the allies.
- In 1582, Japanese Roman Catholic Christian Daimyos dispatched the Tenshō embassy to Pope Gregory XIII.
- In 1899, they both dispatched armies to protect expatriates in China (Boxer Rebellion).
- In 1914, they allied and fought against Germany (World War I).
- In 1919, Italy supported Japanese racial equality proposal against the Great Powers.
- During the Siberian Intervention, they allied and fought against Communists.
- In 1940, they were both members of the Axis Powers (Tripartite Pact).
- Baskett, Michael (2009). "All Beautiful Fascists?: Axis Film Culture in Imperial Japan" in The Culture of Japanese Fascism, ed. Alan Tansman. Durham: Duke University Press. pp. 212–234. ISBN 0822344521
- "Presenza Italiana in Giappone 2010" (Japanese: 日本におけるイタリア企業便覧 2010年版; Archive). Italian Trade Commission.