diff --git a/public/src/js/canvasdraw.js b/public/src/js/canvasdraw.js
index 296e0b1..f5d7b95 100644
--- a/public/src/js/canvasdraw.js
+++ b/public/src/js/canvasdraw.js
@@ -1112,7 +1112,7 @@
 			ctx.fillStyle = "#7e7c76"
 			ctx.fill(this.optionsPath.shadow)
 			ctx.translate(2, -2)
-			ctx.fillStyle = "#d9d6ce"
+			ctx.fillStyle = "gold"
 			ctx.fill(this.optionsPath.main)
 		}
 		
diff --git a/public/src/js/controller.js b/public/src/js/controller.js
index 6625383..7f0c4b2 100644
--- a/public/src/js/controller.js
+++ b/public/src/js/controller.js
@@ -2,7 +2,7 @@ class Controller{
 	constructor(...args){
 		this.init(...args)
 	}
-	init(selectedSong, songData, autoPlayEnabled, multiplayer, touchEnabled){
+	init(selectedSong, songData, autoPlayEnabled, multiplayer, touchEnabled, baisoku = 1){
 		this.selectedSong = selectedSong
 		this.songData = songData
 		this.autoPlayEnabled = autoPlayEnabled
@@ -82,7 +82,10 @@ class Controller{
 		}
 		
 		this.game = new Game(this, this.selectedSong, this.parsedSongData)
-		this.view = new View(this)
+		this.view = new View(this, baisoku)
+		if (this.view.baisoku > 1) {
+			this.saveScore = false;
+		}
 		this.mekadon = new Mekadon(this, this.game)
 		this.keyboard = new GameInput(this)
 		if(!autoPlayEnabled && this.multiplayer !== 2){
diff --git a/public/src/js/loadsong.js b/public/src/js/loadsong.js
index 2539648..534eb1e 100644
--- a/public/src/js/loadsong.js
+++ b/public/src/js/loadsong.js
@@ -2,11 +2,12 @@ class LoadSong{
 	constructor(...args){
 		this.init(...args)
 	}
-	init(selectedSong, autoPlayEnabled, multiplayer, touchEnabled){
+	init(selectedSong, autoPlayEnabled, multiplayer, touchEnabled, baisoku = 1){
 		this.selectedSong = selectedSong
 		this.autoPlayEnabled = autoPlayEnabled
 		this.multiplayer = multiplayer
 		this.touchEnabled = touchEnabled
+		this.baisoku = baisoku
 		var resolution = settings.getItem("resolution")
 		this.imgScale = 1
 		if(resolution === "medium"){
@@ -318,8 +319,8 @@ class LoadSong{
 				}else if(event.type === "gamestart"){
 					this.clean()
 					p2.clearMessage("songsel")
-					var taikoGame1 = new Controller(song, this.songData, false, 1, this.touchEnabled)
-					var taikoGame2 = new Controller(this.selectedSong2, this.song2Data, true, 2, this.touchEnabled)
+					var taikoGame1 = new Controller(song, this.songData, false, 1, this.touchEnabled, this.baisoku)
+					var taikoGame2 = new Controller(this.selectedSong2, this.song2Data, true, 2, this.touchEnabled, this.baisoku)
 					taikoGame1.run(taikoGame2)
 					pageEvents.send("load-song-player2", this.selectedSong2)
 				}else if(event.type === "left" || event.type === "gameend"){
@@ -335,7 +336,7 @@ class LoadSong{
 			})
 		}else{
 			this.clean()
-			var taikoGame = new Controller(song, this.songData, this.autoPlayEnabled, false, this.touchEnabled)
+			var taikoGame = new Controller(song, this.songData, this.autoPlayEnabled, false, this.touchEnabled, this.baisoku)
 			taikoGame.run()
 		}
 	}
diff --git a/public/src/js/songselect.js b/public/src/js/songselect.js
index d95de9f..171a192 100644
--- a/public/src/js/songselect.js
+++ b/public/src/js/songselect.js
@@ -254,7 +254,7 @@ class SongSelect{
 			iconFill: "#e7cbe1",
 			letterSpacing: 4
 		}]
-		this.optionsList = [strings.none, strings.auto, strings.netplay]
+		this.optionsList = [strings.none, strings.auto, strings.netplay, "ばいそく", "さんばい", "よんばい", "ばいそく＋オート", "さんばい＋オート", "よんばい＋オート"]
 		
 		this.draw = new CanvasDraw(noSmoothing)
 		this.songTitleCache = new CanvasCache(noSmoothing)
@@ -347,7 +347,7 @@ class SongSelect{
 			waitPreview: 0
 		}
 		this.songSelecting = {
-			speed: 400,
+			speed: 200,
 			resize: 0.3,
 			scrollDelay: 0.1
 		}
@@ -898,7 +898,21 @@ class SongSelect{
 		}
 		var autoplay = false
 		var multiplayer = false
-		if(p2.session || this.state.options === 2){
+		var baisoku = 1;
+		if (this.state.options >= 3 || this.state.options <= 8) {
+			const mapping = {
+				3: 2,
+				4: 3,
+				5: 4,
+				6: 2,
+				7: 3,
+				8: 4
+			};
+			baisoku = mapping[this.state.options];
+			if (this.state.options >= 6) {
+				autoplay = true
+			}
+		}if(p2.session || this.state.options === 2){
 			multiplayer = true
 		}else if(this.state.options === 1){
 			autoplay = true
@@ -922,7 +936,7 @@ class SongSelect{
 			"stars": selectedSong.courses[diff].stars,
 			"hash": selectedSong.hash,
 			"lyrics": selectedSong.lyrics
-		}, autoplay, multiplayer, touch)
+		}, autoplay, multiplayer, touch, baisoku)
 	}
 	toOptions(moveBy){
 		if(!p2.session){
diff --git a/public/src/js/view.js b/public/src/js/view.js
index f67ee89..ea72e35 100644
--- a/public/src/js/view.js
+++ b/public/src/js/view.js
@@ -2,8 +2,9 @@
 	constructor(...args){
 		this.init(...args)
 	}
-	init(controller){
+	init(controller, baisoku = 1){
 		this.controller = controller
+		this.baisoku = baisoku
 		
 		this.canvas = document.getElementById("canvas")
 		this.ctx = this.canvas.getContext("2d")
@@ -1487,11 +1488,11 @@
 		var measureH = 130 * mul
 		
 		measures.forEach(measure => {
-			var timeForDistance = this.posToMs(distanceForCircle, measure.speed)
+			var timeForDistance = this.posToMs(distanceForCircle, measure.speed * this.baisoku)
 			var startingTime = measure.ms - timeForDistance + this.controller.videoLatency
-			var finishTime = measure.ms + this.posToMs(this.slotPos.x - this.slotPos.paddingLeft + 3, measure.speed) + this.controller.videoLatency
+			var finishTime = measure.ms + this.posToMs(this.slotPos.x - this.slotPos.paddingLeft + 3, measure.speed * this.baisoku) + this.controller.videoLatency
 			if(measure.visible && (!measure.branch || measure.branch.active) && ms >= startingTime && ms <= finishTime){
-				var measureX = this.slotPos.x + this.msToPos(measure.ms - ms + this.controller.videoLatency, measure.speed)
+				var measureX = this.slotPos.x + this.msToPos(measure.ms - ms + this.controller.videoLatency, measure.speed * this.baisoku)
 				this.ctx.strokeStyle = measure.branchFirst ? "#ff0" : "#bdbdbd"
 				this.ctx.lineWidth = 3
 				this.ctx.beginPath()
@@ -1537,7 +1538,7 @@
 		
 		for(var i = circles.length; i--;){
 			var circle = circles[i]
-			var speed = circle.speed
+			var speed = circle.speed * this.baisoku
 			
 			var timeForDistance = this.posToMs(distanceForCircle + this.slotPos.size / 2, speed)
 			var startingTime = circle.ms - timeForDistance + this.controller.videoLatency
@@ -1626,7 +1627,7 @@
 		var circleMs = circle.ms
 		var endTime = circle.endTime
 		var animated = circle.animating
-		var speed = circle.speed
+		var speed = circle.speed * this.baisoku
 		var played = circle.isPlayed
 		var drumroll = 0
 		var endX = 0