TSVから指定フィールドを抜き出す

"20100302004142"        "20100302004142"        "101"   "1040"  "3"     "SH3D"  "89e146ba08f3d649408e78ec264b79d2"

"20100302005048"        "20100302005048"        "101"   "1040"  "3"     "SH34"  "985bd9b9926ad8b28173f2fe0c502699"

"20100302002123"        "20100302002123"        "101"   "1019"  "3"     "ST34"  "bd41739069c5b1411bde28c8eb23ee7e"

"20100302003325"        "20100302003325"        "101"   "1019"  "3"     "SH38"  "f06303948f8b6e6c5c74b3ea5d8eabc7"

"20100302004136"        "20100302004136"        "101"   "1019"  "3"     "KC3R"  "c08474839a255c05bc27c52cfec27737"

cut -f 4 hoge.tsv

"1040"

"1040"

"1019"

"1019"

"1019"

※-dでデリミタを指定できる（デフォルトはタブ）
cut -d:　でコロン「:」区切りになる