Fuyomi Fielder

Fuyumi Fielder (フィールダー冬美, née 四葉) was the mistress of Takeshi Fielder and the biological mother of Kazuto Fielder. She was also the Head of the Yotsuba House and a Burner. She died in a 'carcrash' on January 8th, when her son was exactly 5 years, 5 months and 5 days in age.