. . "Nobutada" . "Nobutada Yagi" . "信忠 八木"@ja-JP . "八木信忠" . "Yagi" . "八木信忠" . . "Nobutada Yagi" . "ヤギ" . . "ノブタダ" . "八木" . "1935" . "信忠" . . "ノブタダ ヤギ" .