According to the "Heike Monogatari" (The Tales of the Taira Family), it was Fukui no sho Geshi (administrator of Fukui no sho manor), Jiro-dayu Tomokata, who set fire to private houses for light, but inadvertently caused a terrible disaster when the fire caught the wind and spread.
『平家物語』では、福井庄下司次郎太夫友方が明りを点ける為に民家に火をかけたところ風にあおられて延焼して大惨事になってしまっている。