diff --git a/hash/fm77av.xml b/hash/fm77av.xml
index 680031fa968..9569c460f68 100644
--- a/hash/fm77av.xml
+++ b/hash/fm77av.xml
@@ -1108,6 +1108,20 @@ Titles, serial #s, publishers and release dates taken from:
 		</part>
 	</software>
 
+	<!-- boot OK, detects wrong kind of input in keyboard tests -->
+	<!-- hangs at option 4 -> 2 with offset screen GFXs -->
+	<!-- hangs at the VT-100 / NIFTY-Serve screen (option 5 -> 3, is it even fixable?) -->
+	<software name="nyumon20" supported="no">
+		<description>FM-77AV/20EX Nyumon Disk</description>
+		<year>198?</year>
+		<publisher>富士通 (Fujitsu)</publisher>
+		<part name="flop1" interface="floppy_5_25">
+			<dataarea name="flop" size="697008">
+				<rom name="fm77av20ex nyuumon disk.d77" size="697008" crc="9b7b7023" sha1="fea12a96442e9cf6c19e5fec33bc941700505a3d" offset="0"/>
+			</dataarea>
+		</part>
+	</software>
+
 	<software name="nyumond" supported="no">
 		<description>FM-77AV/40SX Nyumon Disk</description>
 		<year>1988</year>
@@ -1142,6 +1156,19 @@ Titles, serial #s, publishers and release dates taken from:
 		</part>
 	</software>
 
+	<!-- main menu seems offset, 4th option hangs at a Y/N prompt -->
+	<software name="fb_33l30" supported="no">
+		<description>F-BASIC V3.3L30</description>
+		<year>1987</year>
+		<publisher>富士通 (Fujitsu)</publisher>
+		<info name="usage" value="Requires FM-77AV40SX"/>
+		<part name="flop1" interface="floppy_5_25">
+			<dataarea name="flop" size="697008">
+				<rom name="fb33l30.d77" size="697008" crc="c91eb78e" sha1="99c7be95daa3df716dbe180c45c508fa1c0c4b28" offset="0"/>
+			</dataarea>
+		</part>
+	</software>
+
 	<software name="fb_34l21">
 		<description>F-BASIC V3.4L21</description>
 		<year>1988</year>