is a of the government of Japan. Other state guesthouses of the government include the Kyoto State Guest House.

The palace was originally built as the in 1909. The palace is designated as an official accommodation for visiting state dignitaries by the government of Japan. Located in the Moto-Akasaka, Minato, Tokyo, the building took on its present function in 1974, having previously been an imperial detached palace. In 2009 the palace was designated as a National Treasure of Japan.

Overview

thumb|left|The main building and the main garden

thumb|left|The main building and the fountain

The building's address is Tokyo, Minato-ku, Moto-Akasaka-chome No. 1.

The building has of floor space, and together with a smaller structure in the Japanese style, occupies a site.

The main building is a Neo-Baroque style Western building, resembling in particular the Hofburg Palace and the Palace of Versailles. It is one of largest buildings constructed during the Meiji period. until September 1928, two months before his enthronement.<!-- according to jawiki (no cite), needs citation--> The move was intended to be temporary, but lasted five years. During the renovation of his contemporary residence, Hirohito intended to lodge temporarily at Akasaka Palace, moving in on August 28, 1923. Four days later, Japan was hit by the Great Kantō earthquake Cabinet Legislation Bureau and Organizing Committee of Tokyo Olympics 1964.

As the post-war occupation of Japan after the Second World War ended and the country went back to the international stage, a State Guest House was needed. The former residence of Prince Asaka, currently Tokyo Metropolitan Teien Art Museum, was used as the state guest house for a brief period, but it was too small for that purpose. It was decided in 1967 to renovate the former Akasaka Palace as the new state guest house. The renovation was led by architect Togo Murano, took more than five years and 10.8 billion yen, and was completed in 1974.

thumb|250x250px|The [[12th G7 summit|1986 G7 summit, the second G7 summit the palace hosted]]

The first official state guest at the renovated palace was Gerald Ford in 1974, which was the first visit of the incumbent President of the United States to Japan. Since then, the palace has provided accommodations for state and official guests and a venue for international conferences, which have included the G7 summit meetings (1979, 1986 and 1993) and APEC