diff --git a/src-ui/js/ui/KeyPopup.js b/src-ui/js/ui/KeyPopup.js
index 7f09d33a2..71c06cfba 100644
--- a/src-ui/js/ui/KeyPopup.js
+++ b/src-ui/js/ui/KeyPopup.js
@@ -248,6 +248,7 @@ ui.keypopup = {
 		bhaibahan: [10, 0],
 		edamame: [4, 0],
 		heavydots: [10, 0],
+		suguru: [10, 10],
 		marutaring: [10, 0],
 		tetroctb: [10, 0],
 		hasunomura: [10, 0],
diff --git a/src-ui/list.html b/src-ui/list.html
index 639666d0e..0cb6c1a24 100644
--- a/src-ui/list.html
+++ b/src-ui/list.html
@@ -376,6 +376,7 @@ <h2 id="title"><span lang="ja">パズルの種類のリスト</span><span lang="
     <li data-pid="twinarea"></li>
     <li data-pid="numcity"></li>
     <li data-pid="topo"></li>
+    <li data-pid="suguru"></li>
    </ul>
   </div>
   <div class="lists others">
diff --git a/src/pzpr/variety.js b/src/pzpr/variety.js
index 018951f69..41fe726c8 100755
--- a/src/pzpr/variety.js
+++ b/src/pzpr/variety.js
@@ -433,6 +433,7 @@
 			stostone: [0, 0, "ストストーン", "Stostone", "shimaguni"],
 			subomino: [0, 0, "Subomino", "Subomino", "nawabari"],
 			sudoku: [0, 1, "数独", "Sudoku"],
+			suguru: [0, 0, "ナンバーブロック", "Suguru (Capsules)", "ripple"],
 			sukoro: [1, 0, "数コロ", "Sukoro", "sukoro"],
 			sukororoom: [0, 0, "数コロ部屋", "Sukoro-room", "sukoro"],
 			sumiwake: [0, 0, "すみわけ", "Sumiwake", "heyawake"],
diff --git a/src/variety/ripple.js b/src/variety/ripple.js
index c9fa8bf5b..f66cda9c6 100644
--- a/src/variety/ripple.js
+++ b/src/variety/ripple.js
@@ -7,12 +7,12 @@
 	} else {
 		pzpr.classmgr.makeCustom(pidlist, classbase);
 	}
-})(["ripple", "cojun", "meander"], {
+})(["ripple", "cojun", "meander", "suguru"], {
 	//---------------------------------------------------------
 	// マウス入力系
 	MouseEvent: {
 		inputModes: {
-			edit: ["border", "number", "clear"],
+			edit: ["border", "empty", "number", "clear"],
 			play: ["number", "clear"]
 		},
 		autoedit_func: "areanum",
@@ -20,7 +20,7 @@
 	},
 	"MouseEvent@meander": {
 		inputModes: {
-			edit: ["border", "number", "clear"],
+			edit: ["border", "empty", "number", "clear"],
 			play: ["number", "dragnum+", "dragnum-", "clear"]
 		},
 		mouseinput: function() {
@@ -106,7 +106,18 @@
 	// キーボード入力系
 	KeyEvent: {
 		enablemake: true,
-		enableplay: true
+		enableplay: true,
+
+		keyinput: function(ca) {
+			if ((ca === "q" || ca === "w") && this.puzzle.editmode) {
+				var cell = this.cursor.getc();
+				if (!cell.isnull) {
+					cell.setValid(cell.ques !== 7 ? 7 : 0);
+				}
+			} else {
+				this.key_inputqnum(ca);
+			}
+		}
 	},
 
 	//---------------------------------------------------------
@@ -117,10 +128,17 @@
 			return this.room.clist.length;
 		}
 	},
+	Border: {
+		isQuesBorder: function() {
+			return (
+				this.ques || this.sidecell[0].isEmpty() || this.sidecell[1].isEmpty()
+			);
+		}
+	},
 	Board: {
 		hasborder: 1
 	},
-	"Board@cojun": {
+	"Board@cojun,suguru": {
 		cols: 8,
 		rows: 8
 	},
@@ -139,6 +157,13 @@
 	Graphic: {
 		gridcolor_type: "DLIGHT",
 
+		getBGCellColor: function(cell) {
+			if (!cell.isValid()) {
+				return "black";
+			}
+			return this.getBGCellColor_error1(cell);
+		},
+
 		paint: function() {
 			this.drawBGCells();
 			this.drawTargetSubNumber();
@@ -153,6 +178,14 @@
 			this.drawChassis();
 
 			this.drawCursor();
+		},
+
+		getBorderColor: function(border) {
+			if (border.isQuesBorder()) {
+				return border.error === 1 ? this.errcolor1 : "black";
+			}
+
+			return this.getBorderColor_qans(border);
 		}
 	},
 
@@ -162,10 +195,12 @@
 		decodePzpr: function(type) {
 			this.decodeBorder();
 			this.decodeNumber16();
+			this.decodeEmpty();
 		},
 		encodePzpr: function(type) {
 			this.encodeBorder();
 			this.encodeNumber16();
+			this.encodeEmpty();
 		},
 
 		decodeKanpen: function() {
@@ -212,6 +247,31 @@
 			this.encodeCellAnum_XMLAnswer();
 		},
 
+		decodeCellQnum: function() {
+			this.decodeCell(function(cell, ca) {
+				if (ca === "#") {
+					cell.ques = 7;
+				} else if (ca === "-") {
+					cell.qnum = -2;
+				} else if (ca !== ".") {
+					cell.qnum = +ca;
+				}
+			});
+		},
+		encodeCellQnum: function() {
+			this.encodeCell(function(cell) {
+				if (cell.ques === 7) {
+					return "# ";
+				} else if (cell.qnum >= 0) {
+					return cell.qnum + " ";
+				} else if (cell.qnum === -2) {
+					return "- ";
+				} else {
+					return ". ";
+				}
+			});
+		},
+
 		UNDECIDED_NUM_XML: 0
 	},
 
@@ -223,7 +283,7 @@
 			"checkRippleNumber@ripple",
 			"checkAdjacentDiffNumber@cojun",
 			"checkUpperNumber@cojun",
-			"checkAdjacentNumbers@meander",
+			"checkAdjacentNumbers@meander,suguru",
 			"checkConsecutiveNeighbors@meander",
 			"checkNoNumCell+"
 		],
diff --git a/test/script/suguru.js b/test/script/suguru.js
new file mode 100644
index 000000000..89ac87dab
--- /dev/null
+++ b/test/script/suguru.js
@@ -0,0 +1,24 @@
+/* suguru.js */
+
+ui.debug.addDebugData("suguru", {
+	url: "5/5/cih47bs73m3g5p1g2g",
+	failcheck: [
+		[
+			"bkDupNum",
+			"pzprv3/suguru/5/5/0 1 1 0 /0 1 0 0 /1 0 1 0 /0 0 1 0 /0 1 0 0 /0 0 1 1 1 /0 1 0 1 1 /1 1 1 0 0 /0 0 1 1 1 /3 . . . . /. . . 3 . /5 . . . . /. . . . . /. 1 . 2 . /. . . . . /. . 1 . 4 /. 3 2 . . /2 4 5 . . /3 . 3 . 1 /"
+		],
+		[
+			"nmAround",
+			"pzprv3/suguru/5/5/0 1 1 0 /0 1 0 0 /1 0 1 0 /0 0 1 0 /0 1 0 0 /0 0 1 1 1 /0 1 0 1 1 /1 1 1 0 0 /0 0 1 1 1 /3 . . . . /. . . 3 . /5 . . . . /. . . . . /. 1 . 2 . /. . 1 . . /. 1 . . 1 /. . . . . /. . . . . /. . . . . /"
+		],
+		[
+			"ceNoNum",
+			"pzprv3/suguru/5/5/0 1 1 0 /0 1 0 0 /1 0 1 0 /0 0 1 0 /0 1 0 0 /0 0 1 1 1 /0 1 0 1 1 /1 1 1 0 0 /0 0 1 1 1 /3 . . . . /. . . 3 . /5 . . . . /. . . . . /. 1 . 2 . /. . 1 2 1 /1 . . . . /. 2 1 2 1 /. . . 4 3 /. . 3 . 1 /"
+		],
+		[
+			null,
+			"pzprv3/suguru/5/5/0 1 1 0 /0 1 0 0 /1 0 1 0 /0 0 1 0 /0 1 0 0 /0 0 1 1 1 /0 1 0 1 1 /1 1 1 0 0 /0 0 1 1 1 /3 . . . . /. . . 3 . /5 . . . . /. . . . . /. 1 . 2 . /. 2 1 2 1 /1 4 5 . 4 /. 2 1 2 1 /3 4 5 4 3 /2 . 3 . 1 /"
+		]
+	],
+	inputs: []
+});