Abe Yoshiteru
Abe Yoshiteru (安倍 吉輝, born 1941, died 2009-10-25) was a Nihon Ki-in professional Go player who reached 9-dan in 1986. Abe was an expert on joseki innovations.
Abe's daughter, Okada Yumiko, married Okada Shinichiro and took his family name.
His pupils were Kanagawa Masaaki, Kenmochi Jo and Okada Yumiko.
Gobase page http://gobase.org/information/players/?pp=Abe%20Yoshiteru.
Nihon Ki-in page in Japanese with photo http://www.nihonkiin.or.jp/player/htm/ki000032.htm.
His books include Dramatic Moments on the Go Board and Step Up to a Higher Level.
With Nakayama sensei in Austria. Photo by MarkD, if someone wants the photo in high resolution for reprint (for free) please contact me.