diff --git a/ArcFormats/ArcFormats.csproj b/ArcFormats/ArcFormats.csproj
index 1a9de843..733e79c3 100644
--- a/ArcFormats/ArcFormats.csproj
+++ b/ArcFormats/ArcFormats.csproj
@@ -229,6 +229,7 @@
     <Compile Include="MultiFileArchive.cs" />
     <Compile Include="NitroPlus\ArcLAY.cs" />
     <Compile Include="NitroPlus\ArcMPK.cs" />
+    <Compile Include="NitroPlus\ArcNPP.cs" />
     <Compile Include="Noesis\ArcIGA.cs" />
     <Compile Include="NonColor\ArcMinato.cs" />
     <Compile Include="Misc\ArcBIN.cs" />
diff --git a/ArcFormats/NitroPlus/ArcNPP.cs b/ArcFormats/NitroPlus/ArcNPP.cs
new file mode 100644
index 00000000..9fffb645
--- /dev/null
+++ b/ArcFormats/NitroPlus/ArcNPP.cs
@@ -0,0 +1,75 @@
+//! \file       ArcNPP.cs
+//! \date       2018 Nov 24
+//! \brief      Nitro+ resource archive.
+//
+// Copyright (C) 2018 by morkt
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to
+// deal in the Software without restriction, including without limitation the
+// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
+// sell copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in
+// all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
+// IN THE SOFTWARE.
+//
+
+using System.Collections.Generic;
+using System.ComponentModel.Composition;
+using System.IO;
+using GameRes.Compression;
+
+namespace GameRes.Formats.NitroPlus
+{
+    [Export(typeof(ArchiveFormat))]
+    public class NppOpener : ArchiveFormat
+    {
+        public override string         Tag { get { return "NPP"; } }
+        public override string Description { get { return "Nitro+ resource archive"; } }
+        public override uint     Signature { get { return 0x5074696E; } } // 'nitP'
+        public override bool  IsHierarchic { get { return true; } }
+        public override bool      CanWrite { get { return false; } }
+
+        public override ArcFile TryOpen (ArcView file)
+        {
+            int count = file.View.ReadInt32 (4);
+            if (!IsSaneCount (count))
+                return null;
+            uint index_offset = 8;
+            var dir = new List<Entry> (count);
+            for (int i = 0; i < count; ++i)
+            {
+                var subdir = file.View.ReadString (index_offset+0x10, 0x40);
+                var name = file.View.ReadString (index_offset+0x50, 0x40);
+                var entry = Create<PackedEntry> (Path.Combine (subdir, name));
+                entry.Offset = file.View.ReadUInt32 (index_offset);
+                entry.Size   = file.View.ReadUInt32 (index_offset+4);
+                entry.UnpackedSize = file.View.ReadUInt32 (index_offset+8);
+                entry.IsPacked = file.View.ReadInt16 (index_offset+12) != 0;
+                if (!entry.CheckPlacement (file.MaxOffset))
+                    return null;
+                dir.Add (entry);
+                index_offset += 0x90;
+            }
+            return new ArcFile (file, this, dir);
+        }
+
+        public override Stream OpenEntry (ArcFile arc, Entry entry)
+        {
+            var pent = entry as PackedEntry;
+            if (null == pent || !pent.IsPacked)
+                return base.OpenEntry (arc, entry);
+            var input = arc.File.CreateStream (entry.Offset, entry.Size, entry.Name);
+            return new LzssStream (input);
+        }
+    }
+}
diff --git a/docs/supported.html b/docs/supported.html
index 5d9d9871..05cf7296 100644
--- a/docs/supported.html
+++ b/docs/supported.html
@@ -1034,6 +1034,7 @@ Ten no Hikari wa Koi no Hoshi<br/>
 Aozora no Mieru Oka<br/>
 HoneyComing<br/>
 Hoshizora e Kakaru Hashi AA<br/>
+Like Life<br/>
 PriministAr<br/>
 Semiramis no Tenbin<br/>
 SuGirly Wish<br/>
@@ -1042,6 +1043,7 @@ _summer<br/>
 <tr class="odd last"><td>*.ykg</td><td><tt>YKG000</tt></td><td></td></tr>
 <tr><td>*.pak</td><td><tt>GCEX</tt></td><td></td><td rowspan="2">G2</td><td rowspan="2">
 Aster<br/>
+Hiru wa Betsu no Kao<br/>
 Kimi to Koishite Musubarete<br/>
 Majiresu!! ~Omatase Little Wing~<br/>
 </td></tr>
@@ -2018,8 +2020,11 @@ White Album 2<br/>
 Ever17<br/>
 Never7<br/>
 </td></tr>
-<tr class="last"><td>*.cps</td><td><tt>PRT</tt></td><td></td></tr>
+<tr><td>*.cps</td><td><tt>PRT</tt></td><td></td></tr>
 <tr class="last"><td>*.waf</td><td><tt>WAF</tt></td><td></td></tr>
+<tr class="odd"><td>*.npp</td><td><tt>nitP</tt></td><td></td><td>Nitro+</td><td>
+Tenshi no Nichou Kenjuu<br/>
+</td></tr>
 </table>
 <p><a name="note-1" class="footnote">1</a> Non-encrypted only</p>
 </body>