Analysis of information sources in references of the Wikipedia article "Issei Takazaki" in English language version.
1998年, 小学5年生のときに小学生名人戦で準優勝 (勝は高崎一生・現五段) [Kōhei Funae finished runner up in the 23rd Elementary School Student Meijin Tournament as a fifth-grade student in 1998. (The winner was Issei Takazaki, currently a 5-dan professional shogi player)]