WCSC23: http://www2.computer-shogi.org/wcsc23/appeal/NineDayFever/NineDayFever.txt
WCSC24: http://www2.computer-shogi.org/wcsc24/appeal/NineDayFever/NDF.txt
WCSC25: http://www2.computer-shogi.org/wcsc25/appeal/NineDayFever/NDF-2015.txt
WCSC26: http://www2.computer-shogi.org/wcsc26/appeal/NineDayFever/NDF-2016.txt
WCSC27: http://www2.computer-shogi.org/wcsc27/appeal/NineDayFever/NDF-2017.txt
WCSC28: https://www.apply.computer-shogi.org/wcsc28/appeal/NineDayFever/NDF-2018.txt