diff --git a/hash/casio_rompack.xml b/hash/casio_rompack.xml
index 41482ee6d17..721fe448093 100644
--- a/hash/casio_rompack.xml
+++ b/hash/casio_rompack.xml
@@ -5,124 +5,245 @@ license:CC0-1.0
 -->
 <softwarelist name="casio_rompack" description="Casio ROM Packs">
 	<!--
-	+=======+====+======================================================+===+
-	|PACK   |YEAR|TITLE                                               DUMPED|
-	+=======+====+======================================================+===+
-	|RO-101 |19??|The Hit Parade                                        | NO|
-	|RO-102 |19??|?? (18 tunes)                                         | NO|
-	|RO-107 |19??|New Music                                             | NO|
-	|RO-110 |19??|Easy Listening                                        | NO|
-	|RO-117 |19??|?? (15 tunes)                                         | NO|
-	|RO-119 |19??|??                                                    | NO|
-	|RO-124Y|19??|?? (20 tunes)                                         | NO|
-	|RO-125E|19??|Ballads                                               | NO|
-	|RO-128P|19??|Oldies                                                | NO|
-	|RO-157 |19??|?? (4 tunes)                                          | NO|
-	|RO-158 |19??|??                                                    | NO|
-	|RO-159 |19??|Children's Songs                                      | NO|
-	|RO-163 |19??|Pops                                                  | NO|
-	|RO-166 |19??|?? (5 tunes)                                          | NO|
-	|RO-167K|19??|Children's Songs                                      | NO|
-	|RO-170A|19??|Animation Themes                                      | NO|
-	|RO-172G|19??|Game Music                                            | NO|
-	|RO-174Y|19??|?? (5 tunes)                                          | NO|
-	|RO-176Y|19??|Young Hits                                            | NO|
-	|RO-182B|19??|?? (6 tunes)                                          | NO|
-	|RO-186T|19??|?? (13 tunes)                                         | NO|
-	|RO-188Y|19??|Young Hits                                            | NO|
-	|RO-190K|19??|Children's Songs                                      | NO|
-	|RO-581 |19??|Family Selection                                      | NO|
-	|RO-582 |19??|DH Tunes & Rhythms                                    | NO|
-	|RO-606K|19??|??                                                    | NO|
-	|RO-613A|19??|Greatest Hits                                         | NO|
-	|RO-614Y|19??|??                                                    | NO|
-	|RO-701 |19??|Sound Kids 'Excitement'(?)                            | NO|
-	|RO-702 |19??|Sound Kids 'Excitement'(?)                            | NO|
-	|RO-703 |19??|Sound Kids 'Excitement'(?)                            | NO|
-	|RO-801F|1990|Fusion                                                | NO|
-	|RO-804M|1990|Digital Horn Lessons                                  | NO|
-	+=======+====+======================================================+===+
-	|RO-201 |1983|Fun with your Casio Keyboard                          | NO|
-	|RO-204 |198?|Supergroups                                           | NO|
-	|RO-251 |1984|How to Play your Casio ROM Keyboard                   |YES|
-	|RO-252 |1986|Film Classics                                         | NO|
-	|RO-253 |1986|Pop/Rock                                              | NO|
-	|RO-254 |1984|Movie Pops                                            | NO|
-	|RO-255 |1986|Rock On                                               | NO|
-	|RO-256 |1985|Top Pops                                              | NO|
-	|RO-257 |1985|Super Songs                                           | NO|
-	|RO-258 |1985|Latin Hits                                            | NO|
-	|RO-259 |1985|Pop Hits                                              | NO|
-	|RO-260 |1985|Music Collection                                      | NO|
-	|RO-261 |1985|Pop Selection                                         | NO|
-	|RO-262 |1986|Country Greats                                        | NO|
-	|RO-263 |1986|Hymns & Gospel                                        | NO|
-	|RO-264 |1986|Pop Country                                           | NO|
-	|RO-265 |1986|Pop Superstars                                        | NO|
-	|RO-266 |1988|Songs for Children                                    | NO|
-	|RO-268 |1986|Golden Hits                                           | NO|
-	|RO-269 |1986|Rhythm and Blues                                      | NO|
-	|RO-270 |1988|Christmas                                             | NO|
-	|RO-271 |1986|Beatles No.1 Hits                                     | NO|
-	|RO-272 |1987|Rock & Roll Classics                                  | NO|
-	|RO-273 |1987|Best of Motown                                        | NO|
-	|RO-274 |1987|Hot Pop & Rock                                        | NO|
-	|RO-275 |1987|Today's Superstars                                    | NO|
-	|RO-276 |1987|T.V. Tunes                                            | NO|
-	|RO-277 |1988|When You Wish Upon A Star and Other Disney Movie Songs| NO|
-	|RO-278 |1987|Songs of Sesame Street                                | NO|
-	|RO-279 |1988|Solid Gold Rock & Pop                                 | NO|
-	|RO-280 |1988|Star-Studded Rock                                     | NO|
-	|RO-281 |1988|Chartbusting Pop                                      | NO|
-	|RO-282 |198?|New Kids on the Block Greatest Hits                   | NO|
-	|RO-301 |1983|Popular Hits                                          | NO|
-	|RO-302 |1983|Latin                                                 | NO|
-	|RO-303 |1983|Easy Listening                                        | NO|
-	|RO-351 |1984|Best of Carpenters                                    | NO|
-	|RO-352 |1985|All Time Movie Hits                                   | NO|
-	|RO-353 |1985|Beatles                                               | NO|
-	|RO-354 |1985|Pop Themes                                            | NO|
-	|RO-355 |1984|Great Standards / Jazz Standards                      | NO|
-	|RO-356 |1985|Disney Movie Magic                                    | NO|
-	|RO-357 |198?|Classic                                               | NO|
-	|RO-451 |198?|Chinese Folk Songs                                    | NO|
-	|RO-452 |198?|Most Popular Songs                                    | NO|
-	|RO-456 |198?|Beautiful Arabian Music                               | NO|
-	|RO-551 |198?|World Songs                                           |YES|
-	|RO-552 |198?|Classic                                               | NO|
-	|RO-553 |1984|Have Fun with Hopsie!                                 | NO|
-	|RO-554 |198?|Family Songs                                          | NO|
-	|RO-555 |198?|Home Melodies                                         | NO|
-	|RO-556 |198?|DH Songs & Rhythms                                    | NO|
-	|RO-557 |198?|Family Collection                                     | NO|
-	|RO-558 |198?|Kids Selection                                        | NO|
-	|RO-559 |1990|New Kids on the Block Greatest Hits                   | NO|
-	|RO-560 |1990|New Kids on the Block Greatest Hits                   | NO|
-	|RO-??? |19??|Movie Themes                                          | NO|
-	|RO-??? |19??|Rock On                                               | NO|
-	+=======+====+======================================================+===+
+
+	Casio ROM Packs were compatible with (at least) the keyboards models
+	PT-8, PT-50, PT-80, PT-82, PT-87, PT-88, PT-180, PT-280, PT-380, PT-480, PT-580, PT-680,
+	MT-18, MT-28, MT-85, MT-86, MT-88, MT-800, MT-820, MT-830, CT-800, CT-805, CT-810, CT-840,
+	SK-8, SK-8A, KS-03, KS-02 and the DH-280 and DH-800 digital horns.
+
+	+=========+====+======================================================+===+
+	|PACK     |YEAR|TITLE                                               DUMPED|
+	+=========+====+======================================================+===+
+        |                  JAPANESE ROM PACKS                                     |
+	+=========+====+======================================================+===+
+	|RO-101   |19??|The Hit Parade                                        | NO|
+	|RO-102   |19??|Hit Songs                                             | NO|
+	|RO-103   |19??|New Music [1]                                         | NO|
+	|RO-104   |19??|Enka [1]                                              | NO|
+	|RO-105   |19??|New Music [5]                                         | NO|
+	|RO-106   |19??|Enka Vol.2                                            | NO|
+	|RO-107   |19??|New Music [2]                                         | NO|
+	|RO-108   |19??|Enka [3]                                              | NO|
+	|RO-109   |19??|New Music [4]                                         | NO|
+	|RO-110   |19??|Easy Listening [3]                                    | NO|
+	|RO-111   |19??|Enka [4]                                              | NO|
+	|RO-113   |19??|Young Best Hits                                       | NO|
+	|RO-114   |19??|Enka [5]                                              | NO|
+	|RO-116   |19??|Young Hits [2]                                        | NO|
+	|RO-117   |19??|New Music [5]                                         | NO|
+	|RO-118   |19??|Screen Themes [3]                                     | NO|
+	|RO-119   |19??|Children's Songs [3]                                  | NO|
+	|RO-121N  |19??|Enjoy Chord Guide                                     | NO|
+	|RO-122Y  |19??|Young Best Hits [2]                                   | NO|
+	|RO-124Y  |19??|Young Best Hits [6]                                   | NO|
+	|RO-125E  |19??|Enka [9]                                              | NO|
+	|RO-126Y  |19??|Young Best Hits [7]                                   | NO|
+	|RO-127E  |19??|Enka [11]                                             | NO|
+	|RO-128P  |19??|Oldies                                                | NO|
+	|RO-129E  |19??|Enka [12]                                             | NO|
+	|RO-130Y  |19??|Young Best Hits [10]                                  | NO|
+	|RO-131Y  |19??|New Music Best [1]                                    | NO|
+	|RO-132Y  |19??|New Music Best [2]                                    | NO|
+	|RO-133E  |19??|Introduction to Karaoke Hits [1]                      | NO|
+	|RO-151   |19??|Paul Mauriat                                          | NO|
+	|RO-152   |19??|Enka                                                  | NO|
+	|RO-153   |19??|Diamond Pupils                                        | NO|
+	|RO-155   |19??|Anime                                                 | NO|
+	|RO-156   |19??|Fun Keyboard Lessons                                  | NO|
+	|RO-157   |19??|Kayokyoku                                             | NO|
+	|RO-158   |19??|Songs for Children [1]                                | NO|
+	|RO-159   |19??|Children's Songs                                      | NO|
+	|RO-162   |19??|Anime [2]                                             | NO|
+	|RO-163   |19??|Pops                                                  | NO|
+	|RO-164   |19??|Play with Pack-chan                                   | NO|
+	|RO-165   |19??|Fun Keyboard Lessons                                  | NO|
+	|RO-166   |19??|Animation Themes [3]                                  | NO|
+	|RO-167K  |19??|Children's Songs [6]                                  | NO|
+	|RO-168K  |19??|Children's Songs [7]                                  | NO|
+	|RO-169A  |19??|Animation Themes [4]                                  | NO|
+	|RO-170A  |19??|Animation Themes [5]                                  | NO|
+	|RO-171l  |19??|Event Songs                                           | NO|
+	|RO-172G  |19??|Game Music                                            | NO|
+	|RO-173Y  |19??|Young Hits [3]                                        | NO|
+	|RO-174Y  |19??|Young Hits [4]                                        | NO|
+	|RO-175K  |19??|Children's Songs [8]                                  | NO|
+	|RO-176Y  |19??|Young Hits [5]                                        | NO|
+	|RO-177K  |19??|Children's Songs [9]                                  | NO|
+	|RO-178A  |19??|Animation Themes [6]                                  | NO|
+	|RO-179K  |19??|Childrens' Songs [10]                                 | NO|
+	|RO-180X  |19??|Christmas Songs [2]                                   | NO|
+	|RO-181S  |19??|Standards [2]                                         | NO|
+	|RO-182B  |19??|Beatles [2]                                           | NO|
+	|RO-183C  |19??|Comic Songs                                           | NO|
+	|RO-184T  |19??|Elementary School Music [1]                           | NO|
+	|RO-185T  |19??|Elementary School Music [2]                           | NO|
+	|RO-186T  |19??|Elementary School Music [3]                           | NO|
+	|RO-188Y  |19??|Young Hits [6]                                        | NO|
+	|RO-189A  |19??|Animation Themes [7]                                  | NO|
+	|RO-190K  |19??|Children's Songs [12]                                 | NO|
+	|RO-191Y  |19??|Young Best Hits [8]                                   | NO|
+	|RO-192Y  |19??|Young Best Hits [9]                                   | NO|
+	|RO-193Y  |19??|Young Hits [7]                                        | NO|
+	|RO-195G  |19??|Game Music [2]                                        | NO|
+	|RO-196G  |19??|Children's Songs [13]                                 | NO|
+	|RO-581   |19??|Family Selection                                      | NO|
+	|RO-582   |19??|DH Tunes & Rhythms                                    | NO|
+	|RO-584   |19??|Intro Address Pack (?)                                | NO|
+	|RO-601E  |19??|Enka [6]                                              | NO|
+	|RO-602Y  |19??|Young Best Hits [3]                                   | NO|
+	|RO-603P  |19??|Pops [2]                                              | NO|
+	|RO-604E  |19??|Enka [7]                                              | NO|
+	|RO-605Y  |19??|Young Best Hits [4]                                   | NO|
+	|RO-606K  |19??|Songs for Children [4]                                | NO|
+	|RO-607K  |19??|Children's Songs [5]                                  | NO|
+	|RO-608Y  |19??|Young Best Hits [5]                                   | NO|
+	|RO-609K  |19??|Children's Songs Best [1]                             | NO|
+	|RO-610K  |19??|Children's Songs Best [2]                             | NO|
+	|RO-611K  |19??|Children's Songs Best [3]                             | NO|
+	|RO-612K  |19??|Children's Songs Best [4]                             | NO|
+	|RO-613A  |19??|Animation Themes [8]                                  | NO|
+	|RO-614Y  |19??|Young Best Hits [11]                                  | NO|
+	|RO-615A  |19??|Animation Themes [9]                                  | NO|
+	|RO-616Y  |19??|Young Best Hits [12]                                  | NO|
+	|RO-617Y  |19??|Young Best Hits [13]                                  | NO|
+	|RO-618K  |19??|Mother and Child TV Songs                             | NO|
+	|RO-701   |19??|Sound Kids 'Excitement'(?) [1]                        | NO|
+	|RO-702   |19??|Sound Kids 'Excitement'(?) [2]                        | NO|
+	|RO-703   |19??|Sound Kids 'Excitement'(?) [3]                        | NO|
+	|RO-704   |19??|Sound Kids 'Excitement'(?) [4]                        | NO|
+	|RO-705   |19??|Sound Kids - Anime Songs [1]                          | NO|
+	|RO-706   |19??|Sound Kids - Hit Songs [1]                            | NO|
+	|RO-708   |19??|Sound Kids - Hit Songs [2]                            | NO|
+	|RO-801F  |1990|Fusion                                                | NO|
+	|RO-802E  |1990|Enka [10]                                             | NO|
+	|RO-803S  |1990|Standards                                             | NO|
+	|RO-804M  |1990|Digital Horn Lessons                                  | NO|
+	+=========+====+======================================================+===+
+        |                  WORLD ROM PACKS                                        |
+	+=========+====+======================================================+===+
+	|RO-201   |1983|Fun with your Casio Keyboard                          | NO|
+	|RO-202?  |19??|Movie Themes                                          | NO|
+	|RO-203?  |19??|Rock On                                               | NO|
+	|RO-204   |198?|Supergroups                                           | NO|
+	|RO-251   |1984|How to Play your Casio ROM Keyboard                   |YES|
+	|RO-252   |1986|Film Classics                                         | NO|
+	|RO-253   |1986|Pop/Rock                                              | NO|
+	|RO-254   |1984|Movie Pops                                            | NO|
+	|RO-255   |1986|Rock On                                               | NO|
+	|RO-256   |1985|Top Pops                                              | NO|
+	|RO-257   |1985|Super Songs                                           |YES|
+	|RO-258   |1985|Latin Hits                                            | NO|
+	|RO-259   |1985|Pop Hits                                              | NO|
+	|RO-260   |1985|Music Collection                                      | NO|
+	|RO-261   |1985|Pop Selection                                         | NO|
+	|RO-262   |1986|Country Greats                                        | NO|
+	|RO-263   |1986|Hymns & Gospel                                        | NO|
+	|RO-264   |1986|Pop Country                                           | NO|
+	|RO-265   |1986|Pop Superstars                                        | NO|
+	|RO-266   |1988|Songs for Children                                    | NO|
+	|RO-268   |1986|Golden Hits                                           | NO|
+	|RO-269   |1986|Rhythm and Blues                                      | NO|
+	|RO-270   |1988|Christmas                                             | NO|
+	|RO-271   |1986|Beatles No.1 Hits                                     | NO|
+	|RO-272   |1987|Rock & Roll Classics                                  | NO|
+	|RO-273   |1987|Best of Motown                                        | NO|
+	|RO-274   |1987|Hot Pop & Rock                                        | NO|
+	|RO-275   |1987|Today's Superstars                                    | NO|
+	|RO-276   |1987|T.V. Tunes                                            | NO|
+	|RO-277   |1988|When You Wish Upon A Star and Other Disney Movie Songs| NO|
+	|RO-278   |1987|Songs of Sesame Street                                | NO|
+	|RO-279   |1988|Solid Gold Rock & Pop                                 | NO|
+	|RO-280   |1988|Star-Studded Rock                                     | NO|
+	|RO-281   |1988|Chartbusting Pop                                      | NO|
+	|RO-282   |198?|New Kids on the Block Greatest Hits                   | NO|
+	|RO-301   |1983|Popular Hits                                          | NO|
+	|RO-302   |1983|Latin                                                 | NO|
+	|RO-303   |1983|Easy Listening                                        | NO|
+	|RO-351   |1984|Best of Carpenters                                    | NO|
+	|RO-352   |1985|All Time Movie Hits                                   | NO|
+	|RO-353   |1985|Beatles                                               | NO|
+	|RO-354   |1985|Pop Themes                                            | NO|
+	|RO-355   |1984|Great Standards / Jazz Standards                      | NO|
+	|RO-356   |1985|Disney Movie Magic                                    | NO|
+	|RO-357   |19??|Christmas Songs                                       | NO|
+	|RO-451   |198?|Chinese Folk Songs                                    | NO|
+	|RO-452   |198?|Most Popular Songs                                    | NO|
+	|RO-453 II|198?|Arabian Nights                                        | NO|
+	|RO-454   |198?|Popular Hindi Film Songs                              | NO|
+	|RO-456   |198?|Beautiful Arabian Music                               | NO|
+	|RO-457   |198?|Arabian Song Selections                               | NO|
+	|RO-458   |198?|Dongge Golden Melodies 1                              | NO|
+	|RO-459   |198?|Dongge Golden Melodies 2                              | NO|
+	|RO-460   |198?|Popular Mandarin Songs                                | NO|
+	|RO-461   |198?|Taiwanese Classic Songs                               | NO|
+	|RO-462   |198?|Les Antilles: Misik An Nou (The Antilles: Our Music)  | NO|
+	|RO-551   |198?|World Songs                                           |YES|
+	|RO-552   |198?|Classic                                               | NO|
+	|RO-553   |1984|Have Fun with Hopsie!                                 | NO|
+	|RO-554   |198?|Family Songs                                          | NO|
+	|RO-555   |198?|Home Melodies                                         | NO|
+	|RO-556   |198?|DH Songs & Rhythms                                    | NO|
+	|RO-557   |198?|Family Collection                                     | NO|
+	|RO-558   |198?|Kids Selection                                        | NO|
+	|RO-559   |1990|New Kids on the Block Greatest Hits                   | NO|
+	|RO-560   |1990|New Kids on the Block Greatest Hits                   | NO|
+	+=========+====+======================================================+===+
 	-->
 
-	<!-- these are OKI M5268 ROMs -->
-
+	<!--
+	  4 songs
+	    1 Unterlanders Heimweh
+	    2 Greensleeves
+	    3 Die Lorelei
+	    4 Old Folks at Home
+	-->
 	<software name="ro551" supported="no">
 		<description>World Songs (RO-551)</description>
 		<year>198?</year>
 		<publisher>Casio</publisher>
 		<part name="cart" interface="casio_rompack">
 			<dataarea name="rom" size="0x1800">
-				<rom name="casiorompackro551.bin" size="0x1800" crc="85d88a29" sha1="943c9c89f0fb79e55714c8d7e103b77449add1f1"/>
+				<rom name="ro551.bin" size="0x1800" crc="85d88a29" sha1="943c9c89f0fb79e55714c8d7e103b77449add1f1"/> <!-- OKI M5268 -->
 			</dataarea>
 		</part>
 	</software>
 
+	<!--
+	  11 songs
+	    1   Beautiful Brown Eyes
+	    2/3 Marianne Colour My World
+	    4/5 Skaters Waltz
+	    6   Du, Du, Liegst Mir Im Herzen
+	    7   Chopsticks
+	    8/9 When The Saints Go Marchin' In
+	    10  My Wild Irish Rose
+	    11  Michael, Row The Boat Ashore
+	-->
 	<software name="ro251" supported="no">
 		<description>How to Play your Casio ROM Keyboard (RO-251)</description>
 		<year>1984</year>
 		<publisher>Casio</publisher>
 		<part name="cart" interface="casio_rompack">
 			<dataarea name="rom" size="0x1800">
-				<rom name="ro251.bin" size="0x1800" crc="6bfd4921" sha1="6b57f18f2f170c01dc929f60b55a0535e041a09d"/>
+				<rom name="ro251.bin" size="0x1800" crc="6bfd4921" sha1="6b57f18f2f170c01dc929f60b55a0535e041a09d"/> <!-- OKI M5268 -->
+			</dataarea>
+		</part>
+	</software>
+
+	<!--
+	  4 songs
+	    1 Tijuana Taxi
+	    2 Colour My World
+	    3 The Boy From New York City
+	    4 Hard To Say I'm Sorry
+	-->
+	<software name="ro257" supported="no">
+		<description>Super Songs (RO-257)</description>
+		<year>1985</year>
+		<publisher>Casio</publisher>
+		<part name="cart" interface="casio_rompack">
+			<dataarea name="rom" size="0x1800">
+				<rom name="ro257.bin" size="0x1800" crc="223e407d" sha1="79f7088c694b8b04a284bcd652ec1f84def75b5c"/>
 			</dataarea>
 		</part>
 	</software>