:Template:Country data Japan

{{ {{{1|country showdata}}}

| alias = Japan

| flag alias = Flag of Japan.svg

| flag alias-1870 = Flag of Japan (1870-1999).svg

| link alias-1870 = Empire of Japan

| flag alias-1945 = Flag of Allied Occupied Japan.svg

| border-1945 =

| flag alias-1947 = Flag of Japan (1870-1999).svg

| flag alias-ryukyu = Civil ensign of the Ryukyu Islands (1952–1967).svg

| border-ryukyu =

| flag alias-naval = Naval Ensign of Japan.svg

| flag alias-coast guard = Ensign of the Japanese Coast Guard.svg

| link alias-coast guard = Japan Coast Guard

| link alias-naval = Japan Maritime Self-Defense Force

| flag alias-army = Flag of JSDF.svg

| link alias-army = Japan Ground Self-Defense Force

| flag alias-air force = Flag of the Japan Air Self-Defense Force.svg

| link alias-air force = Japan Air Self-Defense Force

| flag alias-air force-1955 = Flag of the Japan Air Self-Defense Force (1955-1957).png

| link alias-air force-1955 = Japan Air Self-Defense Force

| flag alias-air force-1957 = Flag of the Japan Air Self-Defense Force (1957-1972).png

| link alias-air force-1957 = Japan Air Self-Defense Force

| flag alias-air force-1972 = Flag of the Japan Air Self-Defense Force (1972-2001).png

| link alias-air force-1972 = Japan Air Self-Defense Force

| flag alias-military=Flag of the Japan Self-Defense Forces.svg

| link alias-military=Japan Self-Defense Forces

| flag alias-marines=Flag of JSDF.svg

| link alias-marines=Japanese Amphibious Rapid Deployment Brigade

| flag alias-navy = Naval Ensign of Japan.svg

| link alias-navy = Japan Maritime Self-Defense Force

| {{#ifeq:{{{altlink}}}|A national rugby union team|link alias-rugby union|empty}} = Junior Japan

| size = {{{size|}}}

| name = {{{name|}}}

| altlink = {{{altlink|}}}

| variant = {{{variant|}}}

| var1 = 1870

| var2 = 1945

| var3 = 1947

| var4 = ryukyu

| redir1 = JPN

| related1 = Empire of Japan

}}