Ichirō Ozawa (小沢一郎, Ozawa Ichirō; born 24 May 1942) is a Japanese politician who served as a member of the House of Representatives from 1969 to 2026, notable for his central role in the two occasions the Liberal Democratic Party lost control of the government, in 1993 and 2009. He is often dubbed the "shadow shogun" due to his back-room influence.
He was initially a member of the Liberal Democratic Party (LDP), serving as its secretary general from 1989 to 1991. He left the LDP in 1993 and subsequently served as head of a number of other political parties, first by co-founding the Japan Renewal Party with Tsutomu Hata, which formed a short-lived coalition government with several other parties opposed to the LDP. Ozawa later served as president of the opposition New Frontier Party from 1995 to 1997, president of the Liberal Party from 1998 to 2003 (which was part of a coalition government with the LDP of Keizō Obuchi from 1999 to 2000), president of the opposition Democratic Party of Japan (DPJ) from 2006 to 2009 and secretary-general of the DPJ in government from 2009 to 2010.
In July 2012 he left the DPJ with around fifty followers to found the People's Life First party in a protest against the DPJ's plan to raise the Japanese consumption tax. Ozawa's party merged with the newly founded Tomorrow Party of Japan of Shiga governor Yukiko Kada prior to the 2012 general election, in which the party performed poorly. Ozawa and his followers then left to form the Life Party.
Ozawa was defeated in the 2026 election amidst the LDP's landslide victory, leaving the diet after 57 years.
Ozawa was born in Tokyo on 24 May 1942. His father, Saeki, was a self-made lawyer, businessman and politician from a farmer's family in Iwate Prefecture. He served on the Tokyo City council and prefectural assembly at the time of Ozawa's birth. Due to American air raids on Tokyo, the family moved to Saeki's hometown Mizusawa. After the war, Saeki was elected to the House of Representatives from Iwate and rose through cabinet positions under Prime Minister Shigeru Yoshida. He became a heavyweight in the early Liberal Democratic Party.
While Saeki spent most of his time in Tokyo, his family lived in Mizusawa. Ozawa's mother Michi came from a wealthy landowning family. She played an active role in managing her husband's local political base while raising Ozawa. At fourteen, Ozawa moved to his father in Tokyo to attend preparatory school.
The young Ozawa showed no strong interest in politics and his father did not push him to become a politician. For a time he wanted to become an officer in the Japan Self-Defense Forces, but he ultimately decided to become a lawyer. Ozawa attended Keio University, graduating in 1967, and pursued postgraduate studies in law at Nihon University, his father's alma mater. While Ozawa was studying for the bar exam, his father died of heart failure in May 1968.
After his father's death, Ozawa ran for his father's seat in the 1969 general election, winning the seat at the age of 27. He held the seat, now known as the Iwate 4th district, until the 2021 general election, winning fourteen re-elections over more than four decades. Shortly after his initial election, he was diagnosed with thyroid cancer, temporarily lost his voice and considered resigning from politics, but he made a full recovery after undergoing surgery.
Ozawa joined the political faction led by Kakuei Tanaka, which then supported Prime Minister Eisaku Satō. Ozawa became one of Tanaka's closest allies in the Diet. After Tanaka was charged in the Lockheed bribery scandals, Ozawa was the only faction member who attended each of Tanaka's 191 court dates; Ozawa later commented that "the man in power of the day, who took care of me, was made to sit on a bench all day long and I couldn't bear if he was there alone with nobody around;" he also characterized Tanaka as a "scapegoat" on the basis that other politicians were involved in similar activity.
Ozawa was appointed to lead the LDP's election strategy in the 1983 general election, the first to employ a closed list system, and led the effort to elect Sadakazu Tanigaki and Hiromu Nonaka to fill open seats representing Kyoto Prefecture. By the 1980s, he became one of the popular young leaders in the LDP, along with Tsutomu Hata and Ryutaro Hashimoto, both of whom were later elected as prime ministers, in the Tanaka/Takeshita faction. His rivalry with Hashimoto was particularly prominent, being dubbed the Ichi-Ryu War by the press.
After long service on key parliamentary committees, Ozawa's first ministerial appointment was in 1985 when he took on the Home Affairs portfolio under Yasuhiro Nakasone. Prime Minister Yasuhiro Nakasone was impressed with his negotiation skills, particularly his ability to persuade opposition parties to pass difficult consumption tax legislation. Ozawa's skill in behind-the-scenes maneuvers led to a meteoric rise in power within the LDP, although there were also many factions who turned against him. Senior leaders resented having to appeal to the much younger Ozawa for support. (Kiichi Miyazawa, twenty years his senior, once addressed Ozawa as "Great Secretary General" in a leadership meeting). Ozawa's reputation for organisation was soon matched by his reputation as a young upstart.
Ozawa joined the group led by Noboru Takeshita that left the Tanaka faction in 1987, shortly before Kakuei Tanaka suffered a stroke and was incapacitated. He became one of the key members of the faction, along with Keizo Obuchi and Ryutaro Hashimoto, both of whom later served as prime ministers.
Ozawa became vice chairman of the Takeshita faction under Shin Kanemaru's leadership, and became LDP Secretary General from 1989 to 1991. By 1991 Takeshita, Kanemaru and Ozawa were considered the three strongest members of the faction. However, Ozawa was hurt by a poor LDP showing in the Tokyo gubernatorial election of 1991 as well as heart problems that surfaced around that time.
Kanemaru stepped down in 1992, and Ozawa backed finance minister Tsutomu Hata to replace him. The faction's eight member steering committee nominated Obuchi as chairman by a 5–0 vote, with Ozawa and two of his supporters having boycotted the meeting. Obuchi proposed reducing the faction leader's degree of control over the faction in an attempt to keep Ozawa within the faction, but Ozawa began to plan his departure.
Split from the LDP (1993–1998)
In 1993, Ozawa and Hata left the LDP to form the splinter Japan Renewal Party, seriously destabilising the LDP and leading to the ending its 38–year dominance of Japanese politics. Ozawa was extremely successful in luring LDP members to the Renewal Party, causing the LDP to lose its majority in the Diet. In keeping with his previous LDP role, Ozawa became the behind-the-scenes power broker of the large coalition that took power in the wake of the LDP split.
While Ozawa and Hata were the most experienced administrators, they decided to name Morihiro Hosokawa, leader of the Japan New Party, as coalition leader. This was done both as a gesture of neutrality to the other coalition members, and as a means of keeping Hata in the wings as a future option if Hosokawa proved unsuccessful. While Hosokawa served as Prime Minister, Ozawa was recognised as the major political force in the coalition. He capitalised on his reputation in 1993 by publishing a clear statement of his principles in the book Blueprint for a New Japan (日本改造計画, Nihon Kaizō Keikaku). The book called for political, legal and military reform to transform Japan into what Ozawa called a "normal nation." Strong ideological consistency was uncommon in Japanese politicians, and the book had considerable impact.
Ozawa's insistence on a more assertive role for Japan in international affairs caused friction with members of the Japan Socialist Party in the coalition. Eventually, the Socialists left to form a coalition with the LDP, leaving Tsutomu Hata in charge of a minority government that fell in June 1994. Many, including Hata, blamed Ozawa for the loss. Ozawa himself began to move into the public eye, especially with the arrival of the New Frontier Party. Former Prime Minister Toshiki Kaifu had founded the New Frontier Party in 1994. After joining the coalition, it became a catch-all party for the merger of several smaller parties.