. . . . . . . . . . . . . . . . . "Hyakutake" . "2002-04-10" . "Yuji Hyakutake" . "1950-07-07" . "Yuji Hyakutake" . . . . . . . . . . . . . . . . . . . . . "2002" . . "1950" . . . . . . . "An amateur astronomer from southern Japan" .