diff --git a/src/boards/382.c b/src/boards/382.c
new file mode 100644
index 0000000..b0db885
--- /dev/null
+++ b/src/boards/382.c
@@ -0,0 +1,98 @@
+/* FCEUmm - NES/Famicom Emulator
+ *
+ * Copyright notice for this file:
+ *  Copyright (C) 2020 negativeExponent
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+ */
+
+/* NES 2.0 Mapper 382 - denotes the 830928C circuit board,
+ * used on a 512 KiB 5-in-1 and a 1 MiB 9-in-1 multicart containing
+ * the BNROM game Journey to the West and Capcom/Konami UNROM games.
+ */
+
+#include "mapinc.h"
+
+static uint8 preg[2];
+static uint8 mode;
+static uint8 mirr;
+static uint8 lock;
+
+static SFORMAT StateRegs[] = {
+    { &preg[0], 1, "PRG0" },
+    { &preg[1], 1, "PRG1" },
+    { &mode, 1, "MODE" },
+    { &mirr, 1, "MIRR" },
+    { &lock, 1, "LOCK" },
+    { 0 }
+};
+
+static void Sync(void) {
+    switch (mode) {
+    case 1:
+        /* bnrom */
+        setprg32(0x8000, (preg[1] << 2) | (preg[0] & 3));
+        break;
+    default:
+        /* unrom */
+        setprg16(0x8000, (preg[1] << 3) | (preg[0] & 7));
+        setprg16(0xC000, (preg[1] << 3) | 7);
+        break;
+    }
+    setchr8(0);
+    setmirror(mirr ^ 1);
+    /* FCEU_printf("inB[0]:%02x outB[1]:%02x mode:%02x mirr:%02x lock:%02x\n", preg[0], preg[1], mode, mirr, lock); */
+}
+
+static DECLFW(M382Write) {
+    if (!lock) {
+        preg[1] = (A & 0x07);
+        mode = (A & 0x08) >> 3;
+        mirr = (A & 0x10) >> 4;
+        lock = (A & 0x20) >> 5;
+    }
+    /* inner bank subject to bus conflicts */
+    preg[0] = V & CartBR(A);
+    Sync();
+}
+
+static void M382Power(void) {
+    preg[0] = preg[1] = 0;
+    mode = 0;
+    mirr = 0;
+    lock = 0;
+    Sync();
+    SetReadHandler(0x8000, 0xFFFF, CartBR);
+    SetWriteHandler(0x8000, 0xFFFF, M382Write);
+}
+
+static void M382Reset(void) {
+    preg[1] = 0;
+    mode = 0;
+    mirr = 0;
+    lock = 0;
+    Sync();
+}
+
+static void StateRestore(int version) {
+    Sync();
+}
+
+void Mapper382_Init(CartInfo* info) {
+    info->Power = M382Power;
+    info->Reset = M382Reset;
+    GameStateRestore = StateRestore;
+    AddExState(&StateRegs, ~0, 0, 0);
+}
diff --git a/src/boards/534.c b/src/boards/534.c
new file mode 100644
index 0000000..08e9096
--- /dev/null
+++ b/src/boards/534.c
@@ -0,0 +1,99 @@
+/* FCEUmm - NES/Famicom Emulator
+ *
+ * Copyright notice for this file:
+ *  Copyright (C) 2020 negativeExponent
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ */
+
+/* NES 2.0 Mapper 534 - 2-in-1 数独/五子棋 (Sudoku/Gomoku, NJ064) */
+
+#include "mapinc.h"
+#include "mmc3.h"
+
+static uint32 GetPRGBank(uint32 bank)
+{
+    if (~bank & 1 && (MMC3_cmd & 0x40)) bank ^= 2;
+	return (bank & 2) ? (0xFE | (bank & 1)) : DRegBuf[6 | (bank & 1)];
+}
+
+void SyncPRG_GNROM(int A14, int AND, int OR) {
+    setprg8(0x8000, (GetPRGBank(0) & ~A14) & AND | OR);
+    setprg8(0xA000, (GetPRGBank(1) & ~A14) & AND | OR);
+    setprg8(0xC000, (GetPRGBank(0) |  A14) & AND | OR);
+    setprg8(0xE000, (GetPRGBank(1) |  A14) & AND | OR);
+}
+
+static void M534PW(uint32 A, uint8 V) {
+    if (EXPREGS[0] & 0x40)
+        SyncPRG_GNROM(EXPREGS[3] & 0x02, 0x0F, ((EXPREGS[0] & 3) << 4));
+    else
+        setprg8(A, (V & 0x1F) | ((EXPREGS[0] & 0x2) << 4));
+}
+
+static void M534CW(uint32 A, uint8 V) {
+    setchr1(A, (V & 0xFF) | ((EXPREGS[2] & 0x0F) << 3) | ((EXPREGS[0] & 0x18) << 4));
+}
+
+static DECLFR(M534Read) {
+    if (EXPREGS[1] & 0x01)
+        return (EXPREGS[4] | (X.DB & ~0x03));
+    else
+        return CartBR(A);
+}
+
+static DECLFW(M534IRQWrite) {
+    MMC3_IRQWrite(0xC000 | (A & 1), V ^ 0xFF);
+}
+
+static DECLFW(M534WriteLo) {
+    if ((A & 0x800) && (!(EXPREGS[3] & 0x80) || (A & 3) == 2)) {
+        EXPREGS[A & 3] = V;
+        FixMMC3CHR(MMC3_cmd);
+        FixMMC3PRG(MMC3_cmd);
+    }
+}
+
+static void M534Power(void) {
+    EXPREGS[0] = 0x00;
+    EXPREGS[1] = 0x00;
+    EXPREGS[2] = 0x00;
+    EXPREGS[3] = 0x00;
+    GenMMC3Power();
+    SetWriteHandler(0x6000, 0x6FFF, M534WriteLo);
+    SetWriteHandler(0xC000, 0xDFFF, M534IRQWrite);
+}
+
+static void M534Reset(void) {
+    EXPREGS[0] = 0x00;
+    EXPREGS[1] = 0x00;
+    EXPREGS[2] = 0x00;
+    EXPREGS[3] = 0x00;
+    EXPREGS[4] = (EXPREGS[4] + 1) & 7;
+    FCEU_printf("dipswitch = %d\n", EXPREGS[4]);
+    MMC3RegReset();
+}
+static void M534Close(void) {
+}
+
+void Mapper534_Init(CartInfo *info) {
+	GenMMC3_Init(info, 512, 512, 0, 0);
+	pwrap = M534PW;
+	cwrap = M534CW;
+	info->Power = M534Power;
+	info->Reset = M534Reset;
+	info->Close = M534Close;
+	AddExState(EXPREGS, 5, 0, "EXPR");
+}
diff --git a/src/boards/539.c b/src/boards/539.c
new file mode 100644
index 0000000..09edd7f
--- /dev/null
+++ b/src/boards/539.c
@@ -0,0 +1,101 @@
+/* FCEUmm - NES/Famicom Emulator
+ *
+ * Copyright notice for this file:
+ *  Copyright (C) 2020 negativeExponent
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+ */
+
+#include "mapinc.h"
+
+static uint8 preg;
+static uint8 mirr;
+static uint8 WRAM[8192];
+
+static SFORMAT StateRegs[] =
+{
+    { &preg, 1, "PREG" },
+    { &mirr, 1, "MIRR" }
+};
+
+static uint32 GetWRAMAddress(uint32 A) {
+    return  ((A & 0x1FFF) |
+            ((A < 0xC000) ? 0x1000 : 0x0000) |
+            ((A < 0x8000) ? 0x0800 : 0x000));
+}
+
+static void Sync(void) {
+    setprg8(0x6000, 13);
+    setprg8(0x8000, 12);
+    setprg8(0xA000, preg);
+    setprg8(0xC000, 14);
+    setprg8(0xE000, 15);
+    setchr8(0);
+    setmirror(((mirr & 8) >> 3) ^ 1);
+}
+
+static DECLFR(M539Read) {
+    switch (A >> 8) {
+    case 0x60: case 0x62: case 0x64: case 0x65: case 0x82: case 0xC0: case 0xC1: case 0xC2:
+    case 0xC3: case 0xC4: case 0xC5: case 0xC6: case 0xC7: case 0xC8: case 0xC9: case 0xCA:
+    case 0xCB: case 0xCC: case 0xCD: case 0xCE: case 0xCF: case 0xD0: case 0xD1: case 0xDF:
+        return WRAM[GetWRAMAddress(A)];
+    default:
+        return CartBR(A);
+    }
+}
+
+static DECLFW(M539Write) {
+    switch (A >> 8) {
+    case 0x60: case 0x62: case 0x64: case 0x65: case 0x82: case 0xC0: case 0xC1: case 0xC2:
+    case 0xC3: case 0xC4: case 0xC5: case 0xC6: case 0xC7: case 0xC8: case 0xC9: case 0xCA:
+    case 0xCB: case 0xCC: case 0xCD: case 0xCE: case 0xCF: case 0xD0: case 0xD1: case 0xDF:
+        WRAM[GetWRAMAddress(A)] = V;
+        break;
+    default:
+        switch (A & 0xF000) {
+        case 0xA000:
+            preg = V;
+            Sync();
+            break;
+        case 0xF000:
+            if ((A & 0x25) == 0x25) {
+                mirr = V;
+                Sync();
+            }
+            break;
+        }
+        break;
+    }
+}
+
+static void M539Power(void) {
+    preg = 0;
+    mirr = 0;
+	Sync();
+	SetReadHandler(0x6000, 0xFFFF, M539Read);
+    SetWriteHandler(0x6000, 0xFFFF, M539Write);
+}
+
+static void StateRestore(int version) {
+	Sync();
+}
+
+void Mapper539_Init(CartInfo *info) {
+	info->Power = M539Power;
+	GameStateRestore = StateRestore;
+	AddExState(WRAM, 8192, 0, "WRAM");
+    AddExState(&StateRegs, ~0, 0, 0);
+}
diff --git a/src/ines.c b/src/ines.c
index aa552ee..f0b8b07 100644
--- a/src/ines.c
+++ b/src/ines.c
@@ -668,11 +668,14 @@ static BMAPPINGLocal bmap[] = {
 	{(uint8_t*)"Realtec 8031",			390, Mapper390_Init },
 	{(uint8_t*)"60-1064-16L (FDS)",		538, Mapper538_Init },
 	{(uint8_t*)"LittleCom 160-in-1",	541, Mapper541_Init },
-	{(uint8_t*)"8-in-1 JY-119",	267, Mapper267_Init },
+	{(uint8_t*)"8-in-1 JY-119",			267, Mapper267_Init },
 	{(uint8_t*)"MMC3 BMC PIRATE",		294, Bs5652_Init}, /* nesdev redirects this as mapper 134 */
 	{(uint8_t*)"TXC 01-22110-000",		297, Mapper297_Init},
 	{(uint8_t*)"Bitcorp 31-in-1",		360, Mapper360_Init},
-	{(uint8_t*)"Sachen 3014",		533, Mapper533_Init},
+	{(uint8_t*)"Sachen 3014",			533, Mapper533_Init},
+	{(uint8_t*)"830928C",				382, Mapper382_Init},
+	{(uint8_t*)"NJ064",					534, Mapper534_Init},
+	{(uint8_t*)"Kid Ikarus (FDS)",		539, Mapper539_Init},
 
 	/* UNIF to NES 2.0 BOARDS */
 
diff --git a/src/ines.h b/src/ines.h
index a9c5942..997a8ef 100644
--- a/src/ines.h
+++ b/src/ines.h
@@ -250,10 +250,13 @@ void Mapper357_Init(CartInfo *);
 void Mapper360_Init(CartInfo *);
 void Mapper372_Init(CartInfo *);
 void Mapper374_Init(CartInfo *);
+void Mapper382_Init(CartInfo *);
 void Mapper381_Init(CartInfo *);
 void Mapper390_Init(CartInfo *);
 void Mapper533_Init(CartInfo *);
+void Mapper534_Init(CartInfo *);
 void Mapper538_Init(CartInfo *);
+void Mapper539_Init(CartInfo *);
 void Mapper541_Init(CartInfo *);
 
 #endif