Keiichi Tsuruoka (鶴岡 啓一, Tsuruoka Keiichi, born May 18, 1940 in Chiba, Chiba) is the former mayor of Chiba, Chiba in *an, serving from his election in 2001 until his arrest and subsequent retirement in 2009 for corruption-related charges. He was an independent who had previously served in the Home Affairs Ministry. He is a graduate of the University of Tokyo.

References

• Corresponding *anese Wikipedia article. Retrieved on December 10, 2007.