There are many ways to say you to multiple people in Japanese. Below are listed from polite to swearing. あなたがた (anata-gata) あなたたち (anata-tachi) おまえたち (omae-tachi)...
五人 (gonin)
ペットの人々 (Petto no hitobito)
人々の保護者Hitobito no hogo-sha
Japanese UNICEF Staff Members Go to Japan to Help with Disaster Response
Life in the Camps of the Japanese Issei in America
Moving Japanese Issei in America to Camps
The Japanese Evacuation Centers Reconnect