diff --git a/Lib/test/test_codecencodings_cn.py b/Lib/test/test_codecencodings_cn.py
index 1bf8583..c558f1b 100644
--- a/Lib/test/test_codecencodings_cn.py
+++ b/Lib/test/test_codecencodings_cn.py
@@ -32,6 +32,7 @@
         ("abc\x80\x80\xc1\xc4\xc8", "replace", u"abc\ufffd\u804a\ufffd"),
         ("abc\x80\x80\xc1\xc4", "ignore",  u"abc\u804a"),
         ("\x83\x34\x83\x31", "strict", None),
+        (u"\u30fb", "strict", None),
     )
 
 class Test_GB18030(test_multibytecodec_support.TestBase, unittest.TestCase):
@@ -45,6 +46,7 @@
         ("abc\x80\x80\xc1\xc4\xc8", "replace", u"abc\ufffd\u804a\ufffd"),
         ("abc\x80\x80\xc1\xc4", "ignore",  u"abc\u804a"),
         ("abc\x84\x39\x84\x39\xc1\xc4", "replace", u"abc\ufffd\u804a"),
+        (u"\u30fb", "strict", "\x819\xa79"),
     )
     has_iso10646 = True
 
diff --git a/Lib/test/test_multibytecodec.py b/Lib/test/test_multibytecodec.py
index 397ebeb..800456e 100644
--- a/Lib/test/test_multibytecodec.py
+++ b/Lib/test/test_multibytecodec.py
@@ -202,6 +202,12 @@
         uni = u':hu4:unit\xe9 de famille'
         self.assertEqual(iso2022jp2.decode('iso2022-jp-2'), uni)
 
+    def test_iso2022_jp_g0(self):
+        self.failIf('\x0e' in u'\N{SOFT HYPHEN}'.encode('iso-2022-jp-2'))
+        for encoding in ('iso-2022-jp-2004', 'iso-2022-jp-3'):
+            e = u'\u3406'.encode(encoding)
+            self.failIf(filter(lambda x: x >= '\x80', e))
+
 def test_main():
     suite = unittest.TestSuite()
     suite.addTest(unittest.makeSuite(Test_MultibyteCodec))