Lists of ambassadors of Japan may refer to:

• List of ambassadors of Japan to Algeria
• List of ambassadors of Japan to Angola
• List of ambassadors of Japan to Argentina
• List of ambassadors of Japan to Australia
• List of ambassadors of Japan to Belgium
• List of ambassadors of Japan to Brazil
• List of ambassadors of Japan to Chile
• List of ambassadors of Japan to Cuba
• List of ambassadors of Japan to Czechoslovakia and the Czech Republic
• List of ambassadors of Japan to Finland
• List of ambassadors of Japan to France
• List of Japanese ministers, envoys and ambassadors to Germany
• List of ambassadors of Japan to Greece
• List of ambassadors of Japan to the Holy See
• List of ambassadors of Japan to Italy
• List of ambassadors of Japan to Lithuania
• List of ambassadors of Japan to Malaysia
• List of ambassadors of Japan to Mexico
• List of ambassadors of Japan to Panama
• List of ambassadors of Japan to Peru
• List of ambassadors of Japan to the Philippines
• List of ambassadors of Japan to Poland
• List of ambassadors of Japan to Portugal
• List of ambassadors of Japan to Saudi Arabia
• List of ambassadors of Japan to South Korea
• List of ambassadors of Japan to Spain
• List of ambassadors of Japan to Thailand
• List of ambassadors of Japan to the United States

This article includes an officeholders-related list of lists.