info ddru 
Dance Dance Revolution (GN845 VER. UAA)
ROM name="700a01.22g" No differences from parent set (700a01.22g) bios="std"
ROM name="700a01,gchgchmp.22g" No differences from parent set (700a01,gchgchmp.22g) bios="gchgchmp"
ROM name="700b01.22g" No differences from parent set (700b01.22g) bios="dsem2"
ROM name="h8a01.bin" No differences from parent set (h8a01.bin) bios="std"
ROM name="h8a01.bin" No differences from parent set (h8a01.bin) bios="gchgchmp"
ROM name="h8b01.bin" No differences from parent set (h8b01.bin) bios="dsem2"
ROM name="hd6473644h.18e" size="32768"
ROM name="gn845ua.u1" size="548" crc="a248d576" sha1="081bcc86c72314159c6560681b4d03cef9e231a7"
Disk name="845uaa02" sha1="d3f9290d4dadb5e9b82ebe77abf7b99d1a89f716" index="0" writable="no"
🕑 Last update: February 16, 2026
info ddrj 
Dance Dance Revolution - Internet Ranking Ver (GC845 VER. JBA)
ROM name="700a01.22g" No differences from parent set (700a01.22g) bios="std"
ROM name="700a01,gchgchmp.22g" No differences from parent set (700a01,gchgchmp.22g) bios="gchgchmp"
ROM name="700b01.22g" No differences from parent set (700b01.22g) bios="dsem2"
ROM name="h8a01.bin" No differences from parent set (h8a01.bin) bios="std"
ROM name="h8a01.bin" No differences from parent set (h8a01.bin) bios="gchgchmp"
ROM name="h8b01.bin" No differences from parent set (h8b01.bin) bios="dsem2"
ROM name="hd6473644h.18e" size="32768"
ROM name="gc845jb.u1" size="548" crc="cac06b23" sha1="6df13364d07308c19d4d4c3c92730637989619f1"
Disk name="845jba02" sha1="e4be989f6a655857af8e7336c9a7acf82e51f123" index="0" writable="no"
🕑 Last update: February 16, 2026
info ddra 
Dance Dance Revolution (GN845 VER. AAA)
ROM name="700a01.22g" No differences from parent set (700a01.22g) bios="std"
ROM name="700a01,gchgchmp.22g" No differences from parent set (700a01,gchgchmp.22g) bios="gchgchmp"
ROM name="700b01.22g" No differences from parent set (700b01.22g) bios="dsem2"
ROM name="h8a01.bin" No differences from parent set (h8a01.bin) bios="std"
ROM name="h8a01.bin" No differences from parent set (h8a01.bin) bios="gchgchmp"
ROM name="h8b01.bin" No differences from parent set (h8b01.bin) bios="dsem2"
ROM name="hd6473644h.18e" size="32768"
ROM name="gn845aa.u1" size="548" crc="59d361ca" sha1="7014768c660e591f63622442c842f442c0d8e0ea"
Disk name="845aaa02" sha1="9b786de9b1085009c088de0d40425976c1f8df7b" index="0" writable="no"
🕑 Last update: February 16, 2026
info ddrja 
Dance Dance Revolution (GC845 VER. JAA)
ROM name="700a01.22g" No differences from parent set (700a01.22g) bios="std"
ROM name="700a01,gchgchmp.22g" No differences from parent set (700a01,gchgchmp.22g) bios="gchgchmp"
ROM name="700b01.22g" No differences from parent set (700b01.22g) bios="dsem2"
ROM name="h8a01.bin" No differences from parent set (h8a01.bin) bios="std"
ROM name="h8a01.bin" No differences from parent set (h8a01.bin) bios="gchgchmp"
ROM name="h8b01.bin" No differences from parent set (h8b01.bin) bios="dsem2"
ROM name="hd6473644h.18e" size="32768"
ROM name="gc845ja.u1" size="548"
ROM name="gc845jaa.31m" size="2097152"
ROM name="gc845jaa.27m" size="2097152"
ROM name="gc845jaa.31l" size="2097152"
ROM name="gc845jaa.27l" size="2097152"
ROM name="gc845jaa.31j" size="2097152"
ROM name="gc845jaa.27j" size="2097152"
ROM name="gc845jaa.31h" size="2097152"
ROM name="gc845jaa.27h" size="2097152"
Disk name="845jaa02" sha1="37ca16be25bee39a5692dee2fa5f0fa0addfaaca" index="0" writable="no"
Disk name="845jaa01" index="0" writable="no"
🕑 Last update: February 16, 2026
info ddrjb 
Dance Dance Revolution (GC845 VER. JAB)
ROM name="700a01.22g" No differences from parent set (700a01.22g) bios="std"
ROM name="700a01,gchgchmp.22g" No differences from parent set (700a01,gchgchmp.22g) bios="gchgchmp"
ROM name="700b01.22g" No differences from parent set (700b01.22g) bios="dsem2"
ROM name="h8a01.bin" No differences from parent set (h8a01.bin) bios="std"
ROM name="h8a01.bin" No differences from parent set (h8a01.bin) bios="gchgchmp"
ROM name="h8b01.bin" No differences from parent set (h8b01.bin) bios="dsem2"
ROM name="hd6473644h.18e" size="32768"
ROM name="gc845ja.u1" size="548"
ROM name="gc845jab.31m" size="2097152" crc="7acbc2ef" sha1="64cd25ee3060399bf072346e4e6383f77755188b"
ROM name="gc845jab.27m" size="2097152" crc="67608bb7" sha1="42f0203342b913b6ff433bcaf6cf44a471294032"
ROM name="gc845jab.31l" size="2097152" crc="c15ad83c" sha1="79b401ff58ed84a60647531f94852b70cd86aea0"
ROM name="gc845jab.27l" size="2097152" crc="4a712a01" sha1="e9716c6750adff78bd6c85f406fa61ae2981a1c0"
ROM name="gc845jab.31j" size="2097152" crc="4fb5437e" sha1="21a892d0c63fa146a89bcc0e83244549f55fe4fb"
ROM name="gc845jab.27j" size="2097152" crc="3b281fa3" sha1="05cfa8d09d6da56e4438b6d19f9bbdb5c17b651b"
ROM name="gc845jab.31h" size="2097152" crc="724b373b" sha1="157f879fc4f4d3f4021d40aa8e2fdd464fc2b0e3"
ROM name="gc845jab.27h" size="2097152" crc="43294c4b" sha1="ebaa32495a50c78560eb4988587220ed535d0dc2"
ROM name="gc845jab.22h" size="8192" crc="b20d341e" sha1="ed423e2ec66924ac4fada83d70dda6be75e5e85c"
Disk name="845jab02" sha1="bfaeff41ec0dac281fd40567309e0bb1c22354fa" index="0" writable="no"
Disk name="845jab01" index="0" writable="no"
🕑 Last update: February 16, 2026
