Cabinet Intelligence and Research Office

Common card · No. 483957

The Cabinet Intelligence and Research Office (内閣情報調査室, Naikaku Jōhō Chōsashitsu), also known as Naichō (内調), was the national civilian intelligence agency under the Japanese Cabinet Secretariat tasked with collecting and analyzing intelligence from around the world. As a principal member of the Japanese intelligence community, the CIRO reported directly to the prime minister of Japan. Its operations are mandated through the Cabinet Law. The agency was said to be equivalent to the American Central Intelligence Agency (CIA). The CIRO frequently worked with the National Security Council (NSC) as a communication channel to the prime minister. On 31 July 2026. it was succeeded by the National Intelligence Bureau. The CIRO was headquartered in Chiyoda, Tokyo, in a building called "H20".

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