diff --git a/cover_number_test.go b/cover_number_test.go
index 7e1c9dd..dc4b1d3 100644
--- a/cover_number_test.go
+++ b/cover_number_test.go
@@ -17,6 +17,9 @@ func TestCoverNumber(t *testing.T) {
 	type structNumberString struct {
 		A json.Number `json:"a,string"`
 	}
+	type structNumberStringOmitEmpty struct {
+		A json.Number `json:"a,string,omitempty"`
+	}
 
 	type structNumberPtr struct {
 		A *json.Number `json:"a"`
@@ -27,6 +30,9 @@ func TestCoverNumber(t *testing.T) {
 	type structNumberPtrString struct {
 		A *json.Number `json:"a,string"`
 	}
+	type structNumberPtrStringOmitEmpty struct {
+		A *json.Number `json:"a,string,omitempty"`
+	}
 
 	tests := []struct {
 		name string
@@ -72,6 +78,12 @@ func TestCoverNumber(t *testing.T) {
 				A json.Number `json:"a,string"`
 			}{},
 		},
+		{
+			name: "HeadNumberZeroStringOmitEmpty",
+			data: struct {
+				A json.Number `json:"a,string,omitempty"`
+			}{},
+		},
 
 		// HeadNumber
 		{
@@ -92,6 +104,12 @@ func TestCoverNumber(t *testing.T) {
 				A json.Number `json:"a,string"`
 			}{A: "1"},
 		},
+		{
+			name: "HeadNumberStringOmitEmpty",
+			data: struct {
+				A json.Number `json:"a,string,omitempty"`
+			}{A: "1"},
+		},
 
 		// HeadNumberPtr
 		{
@@ -112,6 +130,12 @@ func TestCoverNumber(t *testing.T) {
 				A *json.Number `json:"a,string"`
 			}{A: numberptr("1")},
 		},
+		{
+			name: "HeadNumberPtrStringOmitEmpty",
+			data: struct {
+				A *json.Number `json:"a,string,omitempty"`
+			}{A: numberptr("1")},
+		},
 
 		// HeadNumberPtrNil
 		{
@@ -132,6 +156,12 @@ func TestCoverNumber(t *testing.T) {
 				A *json.Number `json:"a,string"`
 			}{A: nil},
 		},
+		{
+			name: "HeadNumberPtrNilStringOmitEmpty",
+			data: struct {
+				A *json.Number `json:"a,string,omitempty"`
+			}{A: nil},
+		},
 
 		// PtrHeadNumberZero
 		{
@@ -152,6 +182,12 @@ func TestCoverNumber(t *testing.T) {
 				A json.Number `json:"a,string"`
 			}{},
 		},
+		{
+			name: "PtrHeadNumberZeroStringOmitEmpty",
+			data: &struct {
+				A json.Number `json:"a,string,omitempty"`
+			}{},
+		},
 
 		// PtrHeadNumber
 		{
@@ -172,6 +208,12 @@ func TestCoverNumber(t *testing.T) {
 				A json.Number `json:"a,string"`
 			}{A: "1"},
 		},
+		{
+			name: "PtrHeadNumberStringOmitEmpty",
+			data: &struct {
+				A json.Number `json:"a,string,omitempty"`
+			}{A: "1"},
+		},
 
 		// PtrHeadNumberPtr
 		{
@@ -192,6 +234,12 @@ func TestCoverNumber(t *testing.T) {
 				A *json.Number `json:"a,string"`
 			}{A: numberptr("1")},
 		},
+		{
+			name: "PtrHeadNumberPtrStringOmitEmpty",
+			data: &struct {
+				A *json.Number `json:"a,string,omitempty"`
+			}{A: numberptr("1")},
+		},
 
 		// PtrHeadNumberPtrNil
 		{
@@ -212,6 +260,12 @@ func TestCoverNumber(t *testing.T) {
 				A *json.Number `json:"a,string"`
 			}{A: nil},
 		},
+		{
+			name: "PtrHeadNumberPtrNilStringOmitEmpty",
+			data: &struct {
+				A *json.Number `json:"a,string,omitempty"`
+			}{A: nil},
+		},
 
 		// PtrHeadNumberNil
 		{
@@ -232,6 +286,12 @@ func TestCoverNumber(t *testing.T) {
 				A *json.Number `json:"a,string"`
 			})(nil),
 		},
+		{
+			name: "PtrHeadNumberNilStringOmitEmpty",
+			data: (*struct {
+				A *json.Number `json:"a,string,omitempty"`
+			})(nil),
+		},
 
 		// HeadNumberZeroMultiFields
 		{
@@ -251,13 +311,21 @@ func TestCoverNumber(t *testing.T) {
 			}{},
 		},
 		{
-			name: "HeadNumberZeroMultiFields",
+			name: "HeadNumberZeroMultiFieldsString",
 			data: struct {
 				A json.Number `json:"a,string"`
 				B json.Number `json:"b,string"`
 				C json.Number `json:"c,string"`
 			}{},
 		},
+		{
+			name: "HeadNumberZeroMultiFieldsStringOmitEmpty",
+			data: struct {
+				A json.Number `json:"a,string,omitempty"`
+				B json.Number `json:"b,string,omitempty"`
+				C json.Number `json:"c,string,omitempty"`
+			}{},
+		},
 
 		// HeadNumberMultiFields
 		{
@@ -284,6 +352,14 @@ func TestCoverNumber(t *testing.T) {
 				C json.Number `json:"c,string"`
 			}{A: "1", B: "2", C: "3"},
 		},
+		{
+			name: "HeadNumberMultiFieldsStringOmitEmpty",
+			data: struct {
+				A json.Number `json:"a,string,omitempty"`
+				B json.Number `json:"b,string,omitempty"`
+				C json.Number `json:"c,string,omitempty"`
+			}{A: "1", B: "2", C: "3"},
+		},
 
 		// HeadNumberPtrMultiFields
 		{
@@ -310,6 +386,14 @@ func TestCoverNumber(t *testing.T) {
 				C *json.Number `json:"c,string"`
 			}{A: numberptr("1"), B: numberptr("2"), C: numberptr("3")},
 		},
+		{
+			name: "HeadNumberPtrMultiFieldsStringOmitEmpty",
+			data: struct {
+				A *json.Number `json:"a,string,omitempty"`
+				B *json.Number `json:"b,string,omitempty"`
+				C *json.Number `json:"c,string,omitempty"`
+			}{A: numberptr("1"), B: numberptr("2"), C: numberptr("3")},
+		},
 
 		// HeadNumberPtrNilMultiFields
 		{
@@ -336,6 +420,14 @@ func TestCoverNumber(t *testing.T) {
 				C *json.Number `json:"c,string"`
 			}{A: nil, B: nil, C: nil},
 		},
+		{
+			name: "HeadNumberPtrNilMultiFieldsStringOmitEmpty",
+			data: struct {
+				A *json.Number `json:"a,string,omitempty"`
+				B *json.Number `json:"b,string,omitempty"`
+				C *json.Number `json:"c,string,omitempty"`
+			}{A: nil, B: nil, C: nil},
+		},
 
 		// PtrHeadNumberZeroMultiFields
 		{
@@ -359,6 +451,13 @@ func TestCoverNumber(t *testing.T) {
 				B json.Number `json:"b,string"`
 			}{},
 		},
+		{
+			name: "PtrHeadNumberZeroMultiFieldsStringOmitEmpty",
+			data: &struct {
+				A json.Number `json:"a,string,omitempty"`
+				B json.Number `json:"b,string,omitempty"`
+			}{},
+		},
 
 		// PtrHeadNumberMultiFields
 		{
@@ -382,6 +481,13 @@ func TestCoverNumber(t *testing.T) {
 				B json.Number `json:"b,string"`
 			}{A: "1", B: "2"},
 		},
+		{
+			name: "PtrHeadNumberMultiFieldsStringOmitEmpty",
+			data: &struct {
+				A json.Number `json:"a,string,omitempty"`
+				B json.Number `json:"b,string,omitempty"`
+			}{A: "1", B: "2"},
+		},
 
 		// PtrHeadNumberPtrMultiFields
 		{
@@ -405,6 +511,13 @@ func TestCoverNumber(t *testing.T) {
 				B *json.Number `json:"b,string"`
 			}{A: numberptr("1"), B: numberptr("2")},
 		},
+		{
+			name: "PtrHeadNumberPtrMultiFieldsStringOmitEmpty",
+			data: &struct {
+				A *json.Number `json:"a,string,omitempty"`
+				B *json.Number `json:"b,string,omitempty"`
+			}{A: numberptr("1"), B: numberptr("2")},
+		},
 
 		// PtrHeadNumberPtrNilMultiFields
 		{
@@ -428,6 +541,13 @@ func TestCoverNumber(t *testing.T) {
 				B *json.Number `json:"b,string"`
 			}{A: nil, B: nil},
 		},
+		{
+			name: "PtrHeadNumberPtrNilMultiFieldsStringOmitEmpty",
+			data: &struct {
+				A *json.Number `json:"a,string,omitempty"`
+				B *json.Number `json:"b,string,omitempty"`
+			}{A: nil, B: nil},
+		},
 
 		// PtrHeadNumberNilMultiFields
 		{
@@ -451,6 +571,13 @@ func TestCoverNumber(t *testing.T) {
 				B *json.Number `json:"b,string"`
 			})(nil),
 		},
+		{
+			name: "PtrHeadNumberNilMultiFieldsStringOmitEmpty",
+			data: (*struct {
+				A *json.Number `json:"a,string,omitempty"`
+				B *json.Number `json:"b,string,omitempty"`
+			})(nil),
+		},
 
 		// HeadNumberZeroNotRoot
 		{
@@ -477,6 +604,14 @@ func TestCoverNumber(t *testing.T) {
 				}
 			}{},
 		},
+		{
+			name: "HeadNumberZeroNotRootStringOmitEmpty",
+			data: struct {
+				A struct {
+					A json.Number `json:"a,string,omitempty"`
+				}
+			}{},
+		},
 
 		// HeadNumberNotRoot
 		{
@@ -509,6 +644,16 @@ func TestCoverNumber(t *testing.T) {
 				A json.Number `json:"a,string"`
 			}{A: "1"}},
 		},
+		{
+			name: "HeadNumberNotRootStringOmitEmpty",
+			data: struct {
+				A struct {
+					A json.Number `json:"a,string,omitempty"`
+				}
+			}{A: struct {
+				A json.Number `json:"a,string,omitempty"`
+			}{A: "1"}},
+		},
 
 		// HeadNumberPtrNotRoot
 		{
@@ -541,6 +686,16 @@ func TestCoverNumber(t *testing.T) {
 				A *json.Number `json:"a,string"`
 			}{numberptr("1")}},
 		},
+		{
+			name: "HeadNumberPtrNotRootStringOmitEmpty",
+			data: struct {
+				A struct {
+					A *json.Number `json:"a,string,omitempty"`
+				}
+			}{A: struct {
+				A *json.Number `json:"a,string,omitempty"`
+			}{numberptr("1")}},
+		},
 
 		// HeadNumberPtrNilNotRoot
 		{
@@ -567,6 +722,14 @@ func TestCoverNumber(t *testing.T) {
 				}
 			}{},
 		},
+		{
+			name: "HeadNumberPtrNilNotRootStringOmitEmpty",
+			data: struct {
+				A struct {
+					A *json.Number `json:"a,string,omitempty"`
+				}
+			}{},
+		},
 
 		// PtrHeadNumberZeroNotRoot
 		{
@@ -599,6 +762,16 @@ func TestCoverNumber(t *testing.T) {
 				A json.Number `json:"a,string"`
 			})},
 		},
+		{
+			name: "PtrHeadNumberZeroNotRootStringOmitEmpty",
+			data: struct {
+				A *struct {
+					A json.Number `json:"a,string,omitempty"`
+				}
+			}{A: new(struct {
+				A json.Number `json:"a,string,omitempty"`
+			})},
+		},
 
 		// PtrHeadNumberNotRoot
 		{
@@ -631,6 +804,16 @@ func TestCoverNumber(t *testing.T) {
 				A json.Number `json:"a,string"`
 			}{A: "1"})},
 		},
+		{
+			name: "PtrHeadNumberNotRootStringOmitEmpty",
+			data: struct {
+				A *struct {
+					A json.Number `json:"a,string,omitempty"`
+				}
+			}{A: &(struct {
+				A json.Number `json:"a,string,omitempty"`
+			}{A: "1"})},
+		},
 
 		// PtrHeadNumberPtrNotRoot
 		{
@@ -663,6 +846,16 @@ func TestCoverNumber(t *testing.T) {
 				A *json.Number `json:"a,string"`
 			}{A: numberptr("1")})},
 		},
+		{
+			name: "PtrHeadNumberPtrNotRootStringOmitEmpty",
+			data: struct {
+				A *struct {
+					A *json.Number `json:"a,string,omitempty"`
+				}
+			}{A: &(struct {
+				A *json.Number `json:"a,string,omitempty"`
+			}{A: numberptr("1")})},
+		},
 
 		// PtrHeadNumberPtrNilNotRoot
 		{
@@ -695,6 +888,16 @@ func TestCoverNumber(t *testing.T) {
 				A *json.Number `json:"a,string"`
 			}{A: nil})},
 		},
+		{
+			name: "PtrHeadNumberPtrNilNotRootStringOmitEmpty",
+			data: struct {
+				A *struct {
+					A *json.Number `json:"a,string,omitempty"`
+				}
+			}{A: &(struct {
+				A *json.Number `json:"a,string,omitempty"`
+			}{A: nil})},
+		},
 
 		// PtrHeadNumberNilNotRoot
 		{
@@ -721,6 +924,14 @@ func TestCoverNumber(t *testing.T) {
 				} `json:",string"`
 			}{A: nil},
 		},
+		{
+			name: "PtrHeadNumberNilNotRootStringOmitEmpty",
+			data: struct {
+				A *struct {
+					A *json.Number `json:"a,string,omitempty"`
+				} `json:",string,omitempty"`
+			}{A: nil},
+		},
 
 		// HeadNumberZeroMultiFieldsNotRoot
 		{
@@ -756,6 +967,17 @@ func TestCoverNumber(t *testing.T) {
 				}
 			}{},
 		},
+		{
+			name: "HeadNumberZeroMultiFieldsNotRootStringOmitEmpty",
+			data: struct {
+				A struct {
+					A json.Number `json:"a,string,omitempty"`
+				}
+				B struct {
+					B json.Number `json:"b,string,omitempty"`
+				}
+			}{},
+		},
 
 		// HeadNumberMultiFieldsNotRoot
 		{
@@ -803,6 +1025,21 @@ func TestCoverNumber(t *testing.T) {
 				B json.Number `json:"b,string"`
 			}{B: "2"}},
 		},
+		{
+			name: "HeadNumberMultiFieldsNotRootStringOmitEmpty",
+			data: struct {
+				A struct {
+					A json.Number `json:"a,string,omitempty"`
+				}
+				B struct {
+					B json.Number `json:"b,string,omitempty"`
+				}
+			}{A: struct {
+				A json.Number `json:"a,string,omitempty"`
+			}{A: "1"}, B: struct {
+				B json.Number `json:"b,string,omitempty"`
+			}{B: "2"}},
+		},
 
 		// HeadNumberPtrMultiFieldsNotRoot
 		{
@@ -850,6 +1087,21 @@ func TestCoverNumber(t *testing.T) {
 				B *json.Number `json:"b,string"`
 			}{B: numberptr("2")}},
 		},
+		{
+			name: "HeadNumberPtrMultiFieldsNotRootStringOmitEmpty",
+			data: struct {
+				A struct {
+					A *json.Number `json:"a,string,omitempty"`
+				}
+				B struct {
+					B *json.Number `json:"b,string,omitempty"`
+				}
+			}{A: struct {
+				A *json.Number `json:"a,string,omitempty"`
+			}{A: numberptr("1")}, B: struct {
+				B *json.Number `json:"b,string,omitempty"`
+			}{B: numberptr("2")}},
+		},
 
 		// HeadNumberPtrNilMultiFieldsNotRoot
 		{
@@ -897,6 +1149,21 @@ func TestCoverNumber(t *testing.T) {
 				B *json.Number `json:"b,string"`
 			}{B: nil}},
 		},
+		{
+			name: "HeadNumberPtrNilMultiFieldsNotRootStringOmitEmpty",
+			data: struct {
+				A struct {
+					A *json.Number `json:"a,string,omitempty"`
+				}
+				B struct {
+					B *json.Number `json:"b,string,omitempty"`
+				}
+			}{A: struct {
+				A *json.Number `json:"a,string,omitempty"`
+			}{A: nil}, B: struct {
+				B *json.Number `json:"b,string,omitempty"`
+			}{B: nil}},
+		},
 
 		// PtrHeadNumberZeroMultiFieldsNotRoot
 		{
@@ -932,6 +1199,17 @@ func TestCoverNumber(t *testing.T) {
 				}
 			}{},
 		},
+		{
+			name: "PtrHeadNumberZeroMultiFieldsNotRootStringOmitEmpty",
+			data: &struct {
+				A struct {
+					A json.Number `json:"a,string,omitempty"`
+				}
+				B struct {
+					B json.Number `json:"b,string,omitempty"`
+				}
+			}{},
+		},
 
 		// PtrHeadNumberMultiFieldsNotRoot
 		{
@@ -979,6 +1257,21 @@ func TestCoverNumber(t *testing.T) {
 				B json.Number `json:"b,string"`
 			}{B: "2"}},
 		},
+		{
+			name: "PtrHeadNumberMultiFieldsNotRootStringOmitEmpty",
+			data: &struct {
+				A struct {
+					A json.Number `json:"a,string,omitempty"`
+				}
+				B struct {
+					B json.Number `json:"b,string,omitempty"`
+				}
+			}{A: struct {
+				A json.Number `json:"a,string,omitempty"`
+			}{A: "1"}, B: struct {
+				B json.Number `json:"b,string,omitempty"`
+			}{B: "2"}},
+		},
 
 		// PtrHeadNumberPtrMultiFieldsNotRoot
 		{
@@ -1026,6 +1319,21 @@ func TestCoverNumber(t *testing.T) {
 				B *json.Number `json:"b,string"`
 			}{B: numberptr("2")})},
 		},
+		{
+			name: "PtrHeadNumberPtrMultiFieldsNotRootStringOmitEmpty",
+			data: &struct {
+				A *struct {
+					A *json.Number `json:"a,string,omitempty"`
+				}
+				B *struct {
+					B *json.Number `json:"b,string,omitempty"`
+				}
+			}{A: &(struct {
+				A *json.Number `json:"a,string,omitempty"`
+			}{A: numberptr("1")}), B: &(struct {
+				B *json.Number `json:"b,string,omitempty"`
+			}{B: numberptr("2")})},
+		},
 
 		// PtrHeadNumberPtrNilMultiFieldsNotRoot
 		{
@@ -1061,6 +1369,17 @@ func TestCoverNumber(t *testing.T) {
 				} `json:",string"`
 			}{A: nil, B: nil},
 		},
+		{
+			name: "PtrHeadNumberPtrNilMultiFieldsNotRootStringOmitEmpty",
+			data: &struct {
+				A *struct {
+					A *json.Number `json:"a,string,omitempty"`
+				} `json:",string,omitempty"`
+				B *struct {
+					B *json.Number `json:"b,string,omitempty"`
+				} `json:",string,omitempty"`
+			}{A: nil, B: nil},
+		},
 
 		// PtrHeadNumberNilMultiFieldsNotRoot
 		{
@@ -1096,6 +1415,17 @@ func TestCoverNumber(t *testing.T) {
 				}
 			})(nil),
 		},
+		{
+			name: "PtrHeadNumberNilMultiFieldsNotRootStringOmitEmpty",
+			data: (*struct {
+				A *struct {
+					A *json.Number `json:"a,string,omitempty"`
+				}
+				B *struct {
+					B *json.Number `json:"b,string,omitempty"`
+				}
+			})(nil),
+		},
 
 		// PtrHeadNumberDoubleMultiFieldsNotRoot
 		{
@@ -1155,6 +1485,25 @@ func TestCoverNumber(t *testing.T) {
 				B json.Number `json:"b,string"`
 			}{A: "3", B: "4"})},
 		},
+		{
+			name: "PtrHeadNumberDoubleMultiFieldsNotRootStringOmitEmpty",
+			data: &struct {
+				A *struct {
+					A json.Number `json:"a,string,omitempty"`
+					B json.Number `json:"b,string,omitempty"`
+				}
+				B *struct {
+					A json.Number `json:"a,string,omitempty"`
+					B json.Number `json:"b,string,omitempty"`
+				}
+			}{A: &(struct {
+				A json.Number `json:"a,string,omitempty"`
+				B json.Number `json:"b,string,omitempty"`
+			}{A: "1", B: "2"}), B: &(struct {
+				A json.Number `json:"a,string,omitempty"`
+				B json.Number `json:"b,string,omitempty"`
+			}{A: "3", B: "4"})},
+		},
 
 		// PtrHeadNumberNilDoubleMultiFieldsNotRoot
 		{
@@ -1196,6 +1545,19 @@ func TestCoverNumber(t *testing.T) {
 				}
 			}{A: nil, B: nil},
 		},
+		{
+			name: "PtrHeadNumberNilDoubleMultiFieldsNotRootStringOmitEmpty",
+			data: &struct {
+				A *struct {
+					A json.Number `json:"a,string,omitempty"`
+					B json.Number `json:"b,string,omitempty"`
+				}
+				B *struct {
+					A json.Number `json:"a,string,omitempty"`
+					B json.Number `json:"b,string,omitempty"`
+				}
+			}{A: nil, B: nil},
+		},
 
 		// PtrHeadNumberNilDoubleMultiFieldsNotRoot
 		{
@@ -1237,6 +1599,19 @@ func TestCoverNumber(t *testing.T) {
 				}
 			})(nil),
 		},
+		{
+			name: "PtrHeadNumberNilDoubleMultiFieldsNotRootStringOmitEmpty",
+			data: (*struct {
+				A *struct {
+					A json.Number `json:"a,string,omitempty"`
+					B json.Number `json:"b,string,omitempty"`
+				}
+				B *struct {
+					A json.Number `json:"a,string,omitempty"`
+					B json.Number `json:"b,string,omitempty"`
+				}
+			})(nil),
+		},
 
 		// PtrHeadNumberPtrDoubleMultiFieldsNotRoot
 		{
@@ -1296,6 +1671,25 @@ func TestCoverNumber(t *testing.T) {
 				B *json.Number `json:"b,string"`
 			}{A: numberptr("3"), B: numberptr("4")})},
 		},
+		{
+			name: "PtrHeadNumberPtrDoubleMultiFieldsNotRootStringOmitEmpty",
+			data: &struct {
+				A *struct {
+					A *json.Number `json:"a,string,omitempty"`
+					B *json.Number `json:"b,string,omitempty"`
+				}
+				B *struct {
+					A *json.Number `json:"a,string,omitempty"`
+					B *json.Number `json:"b,string,omitempty"`
+				}
+			}{A: &(struct {
+				A *json.Number `json:"a,string,omitempty"`
+				B *json.Number `json:"b,string,omitempty"`
+			}{A: numberptr("1"), B: numberptr("2")}), B: &(struct {
+				A *json.Number `json:"a,string,omitempty"`
+				B *json.Number `json:"b,string,omitempty"`
+			}{A: numberptr("3"), B: numberptr("4")})},
+		},
 
 		// PtrHeadNumberPtrNilDoubleMultiFieldsNotRoot
 		{
@@ -1337,6 +1731,19 @@ func TestCoverNumber(t *testing.T) {
 				}
 			}{A: nil, B: nil},
 		},
+		{
+			name: "PtrHeadNumberPtrNilDoubleMultiFieldsNotRootStringOmitEmpty",
+			data: &struct {
+				A *struct {
+					A *json.Number `json:"a,string,omitempty"`
+					B *json.Number `json:"b,string,omitempty"`
+				}
+				B *struct {
+					A *json.Number `json:"a,string,omitempty"`
+					B *json.Number `json:"b,string,omitempty"`
+				}
+			}{A: nil, B: nil},
+		},
 
 		// PtrHeadNumberPtrNilDoubleMultiFieldsNotRoot
 		{
@@ -1378,6 +1785,19 @@ func TestCoverNumber(t *testing.T) {
 				}
 			})(nil),
 		},
+		{
+			name: "PtrHeadNumberPtrNilDoubleMultiFieldsNotRootStringOmitEmpty",
+			data: (*struct {
+				A *struct {
+					A *json.Number `json:"a,string,omitempty"`
+					B *json.Number `json:"b,string,omitempty"`
+				}
+				B *struct {
+					A *json.Number `json:"a,string,omitempty"`
+					B *json.Number `json:"b,string,omitempty"`
+				}
+			})(nil),
+		},
 
 		// AnonymousHeadNumber
 		{
@@ -1410,6 +1830,16 @@ func TestCoverNumber(t *testing.T) {
 				B:                  "2",
 			},
 		},
+		{
+			name: "AnonymousHeadNumberStringOmitEmpty",
+			data: struct {
+				structNumberStringOmitEmpty
+				B json.Number `json:"b,string,omitempty"`
+			}{
+				structNumberStringOmitEmpty: structNumberStringOmitEmpty{A: "1"},
+				B:                           "2",
+			},
+		},
 
 		// PtrAnonymousHeadNumber
 		{
@@ -1442,6 +1872,16 @@ func TestCoverNumber(t *testing.T) {
 				B:                  "2",
 			},
 		},
+		{
+			name: "PtrAnonymousHeadNumberStringOmitEmpty",
+			data: struct {
+				*structNumberStringOmitEmpty
+				B json.Number `json:"b,string,omitempty"`
+			}{
+				structNumberStringOmitEmpty: &structNumberStringOmitEmpty{A: "1"},
+				B:                           "2",
+			},
+		},
 
 		// NilPtrAnonymousHeadNumber
 		{
@@ -1474,6 +1914,16 @@ func TestCoverNumber(t *testing.T) {
 				B:                  "2",
 			},
 		},
+		{
+			name: "NilPtrAnonymousHeadNumberStringOmitEmpty",
+			data: struct {
+				*structNumberStringOmitEmpty
+				B json.Number `json:"b,string,omitempty"`
+			}{
+				structNumberStringOmitEmpty: nil,
+				B:                           "2",
+			},
+		},
 
 		// AnonymousHeadNumberPtr
 		{
@@ -1506,6 +1956,16 @@ func TestCoverNumber(t *testing.T) {
 				B:                     numberptr("2"),
 			},
 		},
+		{
+			name: "AnonymousHeadNumberPtrStringOmitEmpty",
+			data: struct {
+				structNumberPtrStringOmitEmpty
+				B *json.Number `json:"b,string,omitempty"`
+			}{
+				structNumberPtrStringOmitEmpty: structNumberPtrStringOmitEmpty{A: numberptr("1")},
+				B:                              numberptr("2"),
+			},
+		},
 
 		// AnonymousHeadNumberPtrNil
 		{
@@ -1538,6 +1998,16 @@ func TestCoverNumber(t *testing.T) {
 				B:                     numberptr("2"),
 			},
 		},
+		{
+			name: "AnonymousHeadNumberPtrNilStringOmitEmpty",
+			data: struct {
+				structNumberPtrStringOmitEmpty
+				B *json.Number `json:"b,string,omitempty"`
+			}{
+				structNumberPtrStringOmitEmpty: structNumberPtrStringOmitEmpty{A: nil},
+				B:                              numberptr("2"),
+			},
+		},
 
 		// PtrAnonymousHeadNumberPtr
 		{
@@ -1570,6 +2040,16 @@ func TestCoverNumber(t *testing.T) {
 				B:                     numberptr("2"),
 			},
 		},
+		{
+			name: "PtrAnonymousHeadNumberPtrStringOmitEmpty",
+			data: struct {
+				*structNumberPtrStringOmitEmpty
+				B *json.Number `json:"b,string,omitempty"`
+			}{
+				structNumberPtrStringOmitEmpty: &structNumberPtrStringOmitEmpty{A: numberptr("1")},
+				B:                              numberptr("2"),
+			},
+		},
 
 		// NilPtrAnonymousHeadNumberPtr
 		{
@@ -1602,6 +2082,16 @@ func TestCoverNumber(t *testing.T) {
 				B:                     numberptr("2"),
 			},
 		},
+		{
+			name: "NilPtrAnonymousHeadNumberPtrStringOmitEmpty",
+			data: struct {
+				*structNumberPtrStringOmitEmpty
+				B *json.Number `json:"b,string,omitempty"`
+			}{
+				structNumberPtrStringOmitEmpty: nil,
+				B:                              numberptr("2"),
+			},
+		},
 
 		// AnonymousHeadNumberOnly
 		{
@@ -1628,6 +2118,14 @@ func TestCoverNumber(t *testing.T) {
 				structNumberString: structNumberString{A: "1"},
 			},
 		},
+		{
+			name: "AnonymousHeadNumberOnlyStringOmitEmpty",
+			data: struct {
+				structNumberStringOmitEmpty
+			}{
+				structNumberStringOmitEmpty: structNumberStringOmitEmpty{A: "1"},
+			},
+		},
 
 		// PtrAnonymousHeadNumberOnly
 		{
@@ -1654,6 +2152,14 @@ func TestCoverNumber(t *testing.T) {
 				structNumberString: &structNumberString{A: "1"},
 			},
 		},
+		{
+			name: "PtrAnonymousHeadNumberOnlyStringOmitEmpty",
+			data: struct {
+				*structNumberStringOmitEmpty
+			}{
+				structNumberStringOmitEmpty: &structNumberStringOmitEmpty{A: "1"},
+			},
+		},
 
 		// NilPtrAnonymousHeadNumberOnly
 		{
@@ -1680,6 +2186,14 @@ func TestCoverNumber(t *testing.T) {
 				structNumberString: nil,
 			},
 		},
+		{
+			name: "NilPtrAnonymousHeadNumberOnlyStringOmitEmpty",
+			data: struct {
+				*structNumberStringOmitEmpty
+			}{
+				structNumberStringOmitEmpty: nil,
+			},
+		},
 
 		// AnonymousHeadNumberPtrOnly
 		{
@@ -1706,6 +2220,14 @@ func TestCoverNumber(t *testing.T) {
 				structNumberPtrString: structNumberPtrString{A: numberptr("1")},
 			},
 		},
+		{
+			name: "AnonymousHeadNumberPtrOnlyStringOmitEmpty",
+			data: struct {
+				structNumberPtrStringOmitEmpty
+			}{
+				structNumberPtrStringOmitEmpty: structNumberPtrStringOmitEmpty{A: numberptr("1")},
+			},
+		},
 
 		// AnonymousHeadNumberPtrNilOnly
 		{
@@ -1732,6 +2254,14 @@ func TestCoverNumber(t *testing.T) {
 				structNumberPtrString: structNumberPtrString{A: nil},
 			},
 		},
+		{
+			name: "AnonymousHeadNumberPtrNilOnlyStringOmitEmpty",
+			data: struct {
+				structNumberPtrStringOmitEmpty
+			}{
+				structNumberPtrStringOmitEmpty: structNumberPtrStringOmitEmpty{A: nil},
+			},
+		},
 
 		// PtrAnonymousHeadNumberPtrOnly
 		{
@@ -1758,6 +2288,14 @@ func TestCoverNumber(t *testing.T) {
 				structNumberPtrString: &structNumberPtrString{A: numberptr("1")},
 			},
 		},
+		{
+			name: "PtrAnonymousHeadNumberPtrOnlyStringOmitEmpty",
+			data: struct {
+				*structNumberPtrStringOmitEmpty
+			}{
+				structNumberPtrStringOmitEmpty: &structNumberPtrStringOmitEmpty{A: numberptr("1")},
+			},
+		},
 
 		// NilPtrAnonymousHeadNumberPtrOnly
 		{
@@ -1784,6 +2322,14 @@ func TestCoverNumber(t *testing.T) {
 				structNumberPtrString: nil,
 			},
 		},
+		{
+			name: "NilPtrAnonymousHeadNumberPtrOnlyStringOmitEmpty",
+			data: struct {
+				*structNumberPtrStringOmitEmpty
+			}{
+				structNumberPtrStringOmitEmpty: nil,
+			},
+		},
 	}
 	for _, test := range tests {
 		for _, indent := range []bool{true, false} {