Sub test()
Set d = CreateObject("scripting.dictionary")
For Each sh In Sheets
c = sh.Name
If sh.Name <> "品名" Then
arr = sh.Range("a1:a" & sh.Cells(Rows.Count, 1).End(xlUp).Row)
For Each Rng In arr
d(Rng) = ""
Next
End If
Next
[a1].Resize(d.Count) = Application.Transpose(d.keys)
End Sub