diff --git a/src/game/mouse/card_matching/define_variables.js b/src/game/mouse/card_matching/define_variables.js
deleted file mode 100644
index 74e39c7..0000000
--- a/src/game/mouse/card_matching/define_variables.js
+++ /dev/null
@@ -1 +0,0 @@
-let scoreManager = new ScoreManager();
diff --git a/src/game/mouse/card_matching/game.js b/src/game/mouse/card_matching/game.js
index e3edbc4..103e6cf 100644
--- a/src/game/mouse/card_matching/game.js
+++ b/src/game/mouse/card_matching/game.js
@@ -24,17 +24,23 @@ var Game = {
 		screenTopUI.makeBackButton( (function() { this.back(); }).bind(this) );
 		screenTopUI.makeFullScreenButton();
 
-		var scoreBoard = new ScoreBoard();
-		scoreManager.addOnChangeScoreListener( function(score) {
-			sessionStorageManager.setRecord(score);
-			scoreBoard.printScore(NumberUtil.numberWithCommas(score));
-		});
-		scoreManager.addOnChangeHighScoreListener( function(highScore) {
-			// console.log(highScore);
-			// sessionStorageManager.setAppHighestRecord(highScore);
-			sessionStorageManager.setIsNewBestRecrd(true);
-			// screenBottomUI.printLeftTextWithAppHighestRecord(sessionStorageManager.getAppHighestRecord());
-		});
+		this.scoreManager = new ScoreManager();
+		this.scoreBoard = new ScoreBoard();
+		this.scoreManager.addOnChangeScoreListener(
+			(function(score) {
+				sessionStorageManager.setRecord(score);
+				this.scoreBoard.printScore(NumberUtil.numberWithCommas(score));
+			}).bind(this)
+		);
+		this.scoreManager.addOnChangeHighScoreListener(
+			(function(highScore) {
+				// console.log(highScore);
+				// sessionStorageManager.setAppHighestRecord(highScore);
+				sessionStorageManager.setIsNewBestRecrd(true);
+				// this.screenBottomUI.printLeftTextWithAppHighestRecord(sessionStorageManager.getAppHighestRecord());
+			}).bind(this)
+		);
+
 		this.stageTimer = new StageTimer(
 			Game.GAME_TIME_SEC,
 			(function() {
@@ -125,7 +131,7 @@ var Game = {
 		this.card_characters[13] = 'soccer';
 		this.card_characters_count = this.card_characters.length;
 		this.cardCharacterIndexList = Phaser.ArrayUtils.numberArray(0, this.card_characters_count - 1);
-		console.log("cardCharacterIndexList : " + this.cardCharacterIndexList.length);
+		// console.log("cardCharacterIndexList : " + this.cardCharacterIndexList.length);
 
 		for(var i = 0; i < DudeCard.MAX_CARD_COLUMN_NO; i++){
 			for(var j = 0; j < DudeCard.MAX_CARD_ROW_NO; j++) {
@@ -205,7 +211,6 @@ var Game = {
 	},
 
 	setOpenCardColumnRow() {
-		console.log("setOpenCardColumnRow : " + this.playingStageNo);
 		switch(this.playingStageNo) {
 			case 1:
 				this.activatedCardColumnNo = 2;
@@ -405,7 +410,6 @@ var Game = {
 	},
 
 	clearOpenedTwoCards() {
-		console.log(this.openCardInfoIndex[0]);
 		var card1 = this.cards[this.openCardInfoIndex[0]];
 		this.resetOpenCardInfo(card1.getColumnNo(), card1.getRowNo());
 		this.reservedHideCard[0] = card1;
@@ -432,7 +436,7 @@ var Game = {
 
 		// this.addScore();
 		// this.updateScore();
-		scoreManager.plusScore(this.getScore());
+		this.scoreManager.plusScore(this.getScore());
 
 		// to do : check clear stage
 		this.clearedCardCount += 2;
diff --git a/src/web/client/card_matching.html b/src/web/client/card_matching.html
index dd635e9..259fd84 100644
--- a/src/web/client/card_matching.html
+++ b/src/web/client/card_matching.html
@@ -34,7 +34,6 @@
 		<script src="../../game/lib/stage_timer.js"></script>
 
 		<!-- Space Invaders : source files -->
-		<script src="../../game/mouse/card_matching/define_variables.js"></script>
 		<script src="../../game/mouse/card_matching/loading.js"></script>
 
 		<script src="../../game/mouse/card_matching/dude_card.js"></script>