Public Class Customer
Private _Name As String
    <Display(Name:="顧客名")> _ 
    Public Property Name() As String
        Get
            Return _Name
        End Get
        Set(ByVal value As String)
            _Name = value
        End Set
    End Property
    Private _EMail As String
    <Display(Name:="E メールアドレス")> _ 
    Public Property EMail() As String
        Get
            Return _EMail
        End Get
        Set(ByVal value As String)
            _EMail = value
        End Set
    End Property
    Private _Address As String
    <Display(Name:="住所")> _ 
    Public Property Address() As String
        Get
            Return _Address
        End Get
        Set(ByVal value As String)
            _Address = value
        End Set
    End Property
    Private _CustomerSince As DateTime
    <Display(Name:="取引開始日")> _ 
    Public Property CustomerSince() As DateTime
        Get
            Return _CustomerSince
        End Get
        Set(ByVal value As DateTime)
            _CustomerSince = value
        End Set
    End Property
  Private _SendNewsletter As Boolean
    <Display(Name:="ニュース送付")> _ 
    Public Property SendNewsletter() As Boolean
        Get
            Return _SendNewsletter
        End Get
        Set(ByVal value As Boolean)
            _SendNewsletter = value
        End Set
    End Property
  Private _PointBalance As System.Nullable(Of Integer)
    <Display(Name:="均衡点")> _ 
    Public Property PointBalance() As System.Nullable(Of Integer)
        Get
            Return _PointBalance
        End Get
        Set(ByVal value As System.Nullable(Of Integer))
            _PointBalance = value
        End Set
    End Property
End Class

public class Customer
{
  [Display(Name = "顧客名")]
  public string Name { get; set; }
  [Display(Name = "E メールアドレス")]
  public string EMail { get; set; }
  public string Address { get; set; }
  [Display(Name = "取引開始日")]
  public DateTime CustomerSince { get; set; }
  [Display(Name ="ニュース送付")]
  public bool SendNewsletter { get; set; }
  [Display(Name ="均衡点")]
  public int? PointBalance { get; set; }
}