 When the United States joined World War II, the government placed the consulate staff under house arrest; Swedish Vice Consul, Gustaf Olsen, occupied Japanese consulate and provided services for Japanese residents in March 1942; many of the Japanese served by the Honolulu consulate found their primary income members placed under internment.The normal operation of the consulate was re-established after the signing of the San Francisco Peace Treaty became effective on April 28, 1952.Since then the consulate served business and tourist traffic from its home country.