懲りずに挑戦
open(OUT,"$logfile");
@file=<OUT>;
close (OUT);
foreach(@file){
@hoge=split/\t/;
if ($hoge[0] eq "B子さん"){
print "$hoge[0]<br>$hoge[1]<br>";
}
}
又は
open(OUT,"$logfile");
@file=<OUT>;
close (OUT);
foreach(@file){
@hoge=split/\t/;
if ($hoge[0] eq "B子さん"){
@hoge=~s/\t/<br>/g;
print "@hoge<br>";
}
}

でどうでしょ?