diff --git a/CHANGE.txt b/CHANGE.txt
index 206ecb72..54fa496b 100644
--- a/CHANGE.txt
+++ b/CHANGE.txt
@@ -1,4 +1,9 @@
 更新履歴 
+STBL447 2024/07/28
+  RCSMP:PCM8の場合にmode指定が出来ていなかったのを修正
+  RCSMP:PCM8の場合にfreq変更指示が来ても未対応の周波数(5以上)を指定してきたら無視するように調整
+  PlayList:RCSMP:D&Dに対応
+
 STBL446 2024/07/27 2nd
   mp3:APICタグに対応
 
diff --git a/MDPlayer/MDPlayer-STBL445.exe b/MDPlayer/MDPlayer-STBL446.exe
similarity index 72%
rename from MDPlayer/MDPlayer-STBL445.exe
rename to MDPlayer/MDPlayer-STBL446.exe
index 2c19fdc4..bb1c9c83 100644
Binary files a/MDPlayer/MDPlayer-STBL445.exe and b/MDPlayer/MDPlayer-STBL446.exe differ
diff --git a/MDPlayer/MDPlayer_InstKit/02info.nsh b/MDPlayer/MDPlayer_InstKit/02info.nsh
index 134bc54a..381a6199 100644
--- a/MDPlayer/MDPlayer_InstKit/02info.nsh
+++ b/MDPlayer/MDPlayer_InstKit/02info.nsh
@@ -1,4 +1,4 @@
 !define NAME "MDPlayer"
-!define VERSION "STBL445"
+!define VERSION "STBL446"
 !define PUBLISHER "Kumata"
 !define PACKAGE "${NAME} ${VERSION}"
diff --git a/MDPlayer/MDPlayerx64/Driver/RCP/RCS.cs b/MDPlayer/MDPlayerx64/Driver/RCP/RCS.cs
index 691b7a44..c3cdf934 100644
--- a/MDPlayer/MDPlayerx64/Driver/RCP/RCS.cs
+++ b/MDPlayer/MDPlayerx64/Driver/RCP/RCS.cs
@@ -330,7 +330,14 @@ private void rcsControl(MIDITrack trk, MIDIEvent eve)
                     switch (rcsControlMode)
                     {
                         case 0://蜻ｨ豕｢謨ｰ螟画峩
-                            pcmInfos[rcsControlNoteNumber].freq = val;
+                            if (pcm8type == 0)
+                            {
+                                if (val < 5) pcmInfos[rcsControlNoteNumber].freq = val;
+                            }
+                            else
+                            {
+                                pcmInfos[rcsControlNoteNumber].freq = val;
+                            }
                             break;
                         case 1://繝代Φ繝昴ャ繝亥､画峩
                             pcmInfos[rcsControlNoteNumber].pan = val;
@@ -401,7 +408,7 @@ void efNoteOn(MIDITrack trk, MIDIEvent eve)
                         (((eve.MIDIMessage[2] + 1) / 8) << 16) |
                         (pcmInfos[key].freq << 8) |
                         (pcmInfos[key].pan);
-                    if (pcm8type == 0) opmPCM?.x68sound[0].X68Sound_Pcm8_Out(ch, null, (uint)pcmInfos[key].ptr, pcmInfos[key].freq, pcmInfos[key].length);//謖�螳壹メ繝｣繝ｳ繝阪Ν逋ｺ髻ｳ髢句ｧ�
+                    if (pcm8type == 0) opmPCM?.x68sound[0].X68Sound_Pcm8_Out(ch, null, (uint)pcmInfos[key].ptr, mode, pcmInfos[key].length);//謖�螳壹メ繝｣繝ｳ繝阪Ν逋ｺ髻ｳ髢句ｧ�
                     else pcm8pp?.KeyOn(ch, (uint)pcmInfos[key].ptr, mode, pcmInfos[key].length);//謖�螳壹メ繝｣繝ｳ繝阪Ν逋ｺ髻ｳ髢句ｧ�
                     pcm8St[ch].tablePtr = (uint)pcmInfos[key].ptr;
                     pcm8St[ch].mode = (uint)mode;
diff --git a/MDPlayer/MDPlayerx64/PlayList.cs b/MDPlayer/MDPlayerx64/PlayList.cs
index cd7b8f44..4222cb03 100644
--- a/MDPlayer/MDPlayerx64/PlayList.cs
+++ b/MDPlayer/MDPlayerx64/PlayList.cs
@@ -438,6 +438,9 @@ private void AddFileLoop(ref int index, Music mc, object entry = null)
                 case EnmFileFormat.RCP:
                     AddFileRCP(ref index, mc, entry);
                     break;
+                case EnmFileFormat.RCS:
+                    AddFileRCS(ref index, mc, entry);
+                    break;
                 case EnmFileFormat.S98:
                     AddFileS98(ref index, mc, entry);
                     break;
@@ -668,6 +671,11 @@ private void AddFileRCS(Music mc, object entry = null)
             AddFilexxx(mc, entry);
         }
 
+        private void AddFileRCS(ref int index, Music mc, object entry = null)
+        {
+            AddFilexxx(ref index, mc, entry);
+        }
+
         private void AddFileS98(Music mc, object entry = null)
         {
             AddFilexxx(mc, entry);
diff --git a/MDPlayer/MDPlayerx64/form/SYS/frmPlayList.cs b/MDPlayer/MDPlayerx64/form/SYS/frmPlayList.cs
index 1c158244..7e79b6ae 100644
--- a/MDPlayer/MDPlayerx64/form/SYS/frmPlayList.cs
+++ b/MDPlayer/MDPlayerx64/form/SYS/frmPlayList.cs
@@ -34,7 +34,7 @@ public partial class frmPlayList : Form
         private Random rand = new System.Random();
         private bool IsInitialOpenFolder = true;
 
-        private string[] sext = ".vgm;.vgz;.zip;.lzh;.nrd;.xgm;.xgz;.zgm;.s98;.nsf;.hes;.sid;.mnd;.mgs;.bgm;.msd;.mdr;.mdx;.mub;.muc;.m;.m2;.mz;.mml;.mpi;.mvi;.mzi;.opi;.ovi;.ozi;.mid;.zms;.zmd;.rcp;.wav;.mp3;.aiff;.m3u".Split(new string[] { ";" }, StringSplitOptions.RemoveEmptyEntries);
+        private string[] sext = ".vgm;.vgz;.zip;.lzh;.nrd;.xgm;.xgz;.zgm;.s98;.nsf;.hes;.sid;.mnd;.mgs;.bgm;.msd;.mdr;.mdx;.mub;.muc;.m;.m2;.mz;.mml;.mpi;.mvi;.mzi;.opi;.ovi;.ozi;.mid;.zms;.zmd;.rcp;.rcs;.wav;.mp3;.aiff;.m3u".Split(new string[] { ";" }, StringSplitOptions.RemoveEmptyEntries);
 
         public frmPlayList(frmMain frm)
         {