diff --git a/README.md b/README.md
index 1e11609..397ef85 100644
--- a/README.md
+++ b/README.md
@@ -63,7 +63,7 @@ If there is an unsupported feature that you would like support for, please make
 |-------------------------------------------------|-----------|---------|----------------------------------------------------------------------|
 | `0`, `1`, `2`, `3`, `4` `5`, `6`, `7`, `8`, `9` | `✅`       | `✅`     |                                                                      |
 | `A`, `B`                                        | `✅`       | `❌`     |                                                                      | 
-| `F`                                             | `❔`       | `❔`     | Hidden ADLIB note.                                                   |
+| `C`, `D`, `E`, `F`, `G`, `H`, `I`               | `⚠️`      | `❌`     | Replaced by normal notes/rolls in tja2fumen.                         |
 | `9000,`<br>`9008,`                              | `⚪️`      | `❔`     | Double Kusudama note to reset accuracy.                              |
 | `#START`, `#END`                                | `✅`       | `✅`     |                                                                      |
 | `#START P1`, `START P2`                         | `✅`       | `❔`     |                                                                      |
diff --git a/src/tja2fumen/constants.py b/src/tja2fumen/constants.py
index d67f4b3..d660dd8 100644
--- a/src/tja2fumen/constants.py
+++ b/src/tja2fumen/constants.py
@@ -1,4 +1,5 @@
 TJA_NOTE_TYPES = {
+    '0': 'Blank',
     '1': 'Don',
     '2': 'Ka',
     '3': 'DON',
@@ -8,8 +9,15 @@ TJA_NOTE_TYPES = {
     '7': 'Balloon',
     '8': 'EndDRB',
     '9': 'Kusudama',
-    'A': 'DON2',  # hands
-    'B': 'KA2',   # hands
+    'A': 'DON2',      # hands
+    'B': 'KA2',       # hands
+    'C': 'Blank',     # bombs
+    'D': 'Drumroll',  # fuse roll
+    'E': 'DON2',      # red + green single hit
+    'F': 'Ka',        # ADLib (hidden note)
+    'G': 'KA2',       # red + green double hit
+    'H': 'DRUMROLL',  # double roll
+    'I': 'Drumroll',  # green roll
 }
 
 FUMEN_NOTE_TYPES = {
diff --git a/src/tja2fumen/parsers.py b/src/tja2fumen/parsers.py
index 0049bdd..4d98c0f 100644
--- a/src/tja2fumen/parsers.py
+++ b/src/tja2fumen/parsers.py
@@ -249,7 +249,8 @@ def parse_tja_course_data(course):
     for branch_name, branch in course.branches.items():
         for measure in branch:
             notes = [TJAData('note', TJA_NOTE_TYPES[note], i)
-                     for i, note in enumerate(measure.notes) if note != '0']
+                     for i, note in enumerate(measure.notes) if
+                     TJA_NOTE_TYPES[note] != 'Blank']
             events = measure.events
             while notes or events:
                 if events and notes:
diff --git a/testing/data/dummy_tjas/notes_sim_only.tja b/testing/data/dummy_tjas/notes_sim_only.tja
new file mode 100644
index 0000000..dc44c72
--- /dev/null
+++ b/testing/data/dummy_tjas/notes_sim_only.tja
@@ -0,0 +1,19 @@
+// This song contains only basic notes.
+BPM:120
+OFFSET:-1.00
+
+COURSE:Oni
+LEVEL:10
+BALLOON:8,8
+SCOREINIT:400
+SCOREDIFF:100
+
+#START
+C0C0,
+D008,
+E0E0,
+F0F0,
+G0G0,
+H008,
+I008,
+#END
diff --git a/testing/test_command_support.py b/testing/test_command_support.py
index fb4d217..b6479da 100644
--- a/testing/test_command_support.py
+++ b/testing/test_command_support.py
@@ -9,6 +9,7 @@ from conftest import convert
 @pytest.mark.parametrize('id_song,err_msg', [
     ['basic_song', None],
     ['notes_hands', None],
+    ['notes_sim_only', None],
     ['missing_score', None],
     ['missing_balloon', "Not enough values for 'BALLOON:"],
     ['missing_course', "Invalid COURSE value:"],