Memory Map

The following is a memory map that was generated based on the MAME source code (.180).  This information is only as accurate as the MAME driver is.  If you see any errors, please let me know what that error is.
 
The Memory Area is related to where the information is from (CPU, Sound Board, etc..), and it may also reflect what it has in common with other hardware.
Memory Area:jantouki_io_map
Address RangeLengthFunctionDescription
0x00481Writejantouki_rombank_w (// BANK ROM Select)
0x00491Writejantouki_soundlatch_w (// To Sound CPU)
0x004A1Readjantouki_soundlatch_ack_r (// Soundlatch status)
0x004B1Writedynax_blit2_dest_w (// Destination Layer 2)
0x004D1Writedynax_blit_dest_w (// Destination Layer)
0x004F1Writedynax_blit2_romregion_w (// Blitter 2 ROM bank)
0x00501Writejantouki_vblank_ack_w (// VBlank IRQ Ack)
0x00511Writehanamai_keyboard_w (// keyboard row select)
0x00521Readhanamai_keyboard_0_r (// P1)
0x00541Read PortCOINS (// Coins)
0x0001UnknownActive Low
0x0002UnknownActive Low
0x0008Service 2Active Low
0x0010Memory ResetActive Low
0x0020UnknownActive Low
0x0040Coin 1Active Low
0x0080Service 1Active Low
0x00551Read PortDSW0 (// DSW1)
0x00070Active High
0x00061Active High
0x00052Active High
0x00043Active High
0x00034Active High
0x00025Active High
0x00016Active High
0x00007Active High
0x00082C_1CActive High
0x00181C_1CActive High
0x00001C_1CActive High
0x00101C_2CActive High
0x0020OffActive High
0x0000OnActive High
0x0040OffActive High
0x0000OnActive High
0x0080OffActive High
0x0000OnActive High
0x00561Read PortDSW1 (// DSW2)
0x000708:30Active High
0x000609:00Active High
0x000509:30Active High
0x000410:00Active High
0x000310:30Active High
0x000211:00Active High
0x000111:30Active High
0x000012:00Active High
0x0000YesActive High
0x0008NoActive High
0x0010OffActive High
0x0000OnActive High
0x0020OffActive High
0x0000OnActive High
0x0040OffActive High
0x0000OnActive High
0x0080OffActive High
0x0000OnActive High
0x00581Writedynax_coincounter_0_w (// Coin Counter)
0x005B1Writedynax_blit2_palbank_w (// Layers Palettes (High Bit))
0x005D1Writedynax_blit_palbank_w (//)
0x005E1Writejantouki_blitter_ack_w (// Blitter IRQ Ack)
0x005F1Writejantouki_blitter2_ack_w (// Blitter 2 IRQ Ack)
0x00601Writedynax_blit_palette67_w (// Layers Palettes (Low Bits))
0x00611Writedynax_blit_palette45_w (//)
0x00621Writedynax_blit_palette23_w (//)
0x00631Writedynax_blit_palette01_w (//)
0x00641Writedynax_blit_backpen_w (// Background Color)
0x00651Writedynax_blit2_pen_w (// Destination Pen 2)
0x00661Writedynax_blit_pen_w (// Destination Pen)
0x00671Readjantouki_blitter_busy_r (//)
0x0069-0x006F7Writejantouki_blitter2_rev2_w (// Blitter 2)
0x0071-0x00777Writejantouki_blitter_rev2_w (// Blitter)
0x0078-0x007E7Writejantouki_layer_enable_w (// Layers Enable)
Memory Area:jantouki_mem_map
Address RangeLengthFunctionDescription
0x0000-0x5FFF24576ROM
0x6000-0x6FFF4096RAM
0x7000-0x7FFF4096RAM, Sharednvram
0x8000-0xFFFF32768ROM Bankbank1
Memory Area:jantouki_sound_io_map
Address RangeLengthFunctionDescription
0x00001Writejantouki_sound_rombank_w (// BANK ROM Select)
0x00101Writejantouki_sound_vblank_ack_w (// VBlank IRQ Ack)
0x00211Device Readaysnd, ay8910_device, data_r (// AY8910)
0x0022-0x00232Device Writeaysnd, ay8910_device, data_address_w (//)
0x0028-0x00292Device Read/Writeym2203, ym2203_device, read, write (//)
0x00301Writeadpcm_reset_w (// MSM5205 reset)
0x00401Writeadpcm_data_w (// MSM5205 data)
0x00501Readjantouki_soundlatch_status_r (// Soundlatch status)
0x00601Writejantouki_soundlatch_ack_w (// Soundlatch status)
0x00701Readjantouki_soundlatch_r (// From Main CPU)
Memory Area:jantouki_sound_mem_map
Address RangeLengthFunctionDescription
0x0000-0x77FF30720ROM
0x7800-0x7FFF2048RAM
0x8000-0xFFFF32768ROM Bankbank2
 

ROM Map for this game

 
This is the ROM map for the game.  This should tell you what address the ROM is at, how big it is, what it's used for.   
Memory Area:gfx1
Address RangeLengthLabel/LocationDescription
0x0000-0x1FFFF1310722709.3gCRC(e6dd4853) (Fluke: E3FC)
0x20000-0x3FFFF1310722710.3fCRC(7ef4d92f) (Fluke: 9465)
0x40000-0x5FFFF1310722711.3eCRC(8bfee4c2) (Fluke: 9B2C)
0x60000-0x7FFFF1310722712.3dCRC(6ecd4913) (Fluke: CC6C)
0x80000-0x9FFFF1310722713.3cCRC(33272f5d) (Fluke: 2F71)
0xA0000-0xBFFFF1310722706.5gCRC(fd72b190) (Fluke: 3E6F)
0xC0000-0xDFFFF1310722707.5fCRC(4ec7a81e) (Fluke: 97A7)
0xE0000-0xFFFFF1310722708.5eCRC(45845dc9) (Fluke: 5620)
Memory Area:gfx2
Address RangeLengthLabel/LocationDescription
0x0000-0x1FFFF1310722718.1gCRC(65608d7e) (Fluke: 678E)
0x20000-0x3FFFF1310722719.1fCRC(4cbc9361) (Fluke: B987)
0x40000-0x5FFFF1310722720.1eCRC(4c9a25e5) (Fluke: C772)
0x60000-0x7FFFF1310722721.1dCRC(715c864a) (Fluke: F0A4)
0x80000-0x9FFFF1310722722.1cCRC(cc0b0cd7) (Fluke: 0298)
0xA0000-0xBFFFF1310722714.2gCRC(17341b6b) (Fluke: FB11)
0xC0000-0xDFFFF1310722715.2fCRC(486b7138) (Fluke: 1CCA)
0xE0000-0xFFFFF1310722716.2eCRC(f388b0da) (Fluke: 953C)
Memory Area:gfx3
Address RangeLengthLabel/LocationDescription
0x0000-0x1FFFF1310722717.2dCRC(3666bead) (Fluke: C78C)
Memory Area:maincpu
Address RangeLengthLabel/LocationDescription
0x0000-0xFFFF655362702.6dCRC(9e9bea93) (Fluke: 2827)
0x10000-0x1FFFF655362701.6cCRC(a58bc982) (Fluke: 4A3B)
Memory Area:proms
Address RangeLengthLabel/LocationDescription
0x0000-0x01FF51227-2_20h.19gCRC(32d3f091) (Fluke: D57E)
0x0200-0x03FF51227-1_19h.18gCRC(9382a2a1) (Fluke: 86B5)
Memory Area:soundcpu
Address RangeLengthLabel/LocationDescription
0x0000-0xFFFF655362705.6gCRC(9d21e4af) (Fluke: 5653)
0x28000-0x47FFF1310722704.6fCRC(4bb62bb4) (Fluke: 407D)
0x48000-0x67FFF1310722703.6eCRC(44006ee5) (Fluke: 8441)
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