diff --git a/OngekiFumenEditor/Base/OngekiObjects/Bell.cs b/OngekiFumenEditor/Base/OngekiObjects/Bell.cs
index 37a56b72..c0a61a10 100644
--- a/OngekiFumenEditor/Base/OngekiObjects/Bell.cs
+++ b/OngekiFumenEditor/Base/OngekiObjects/Bell.cs
@@ -34,7 +34,8 @@ public BulletPallete ReferenceBulletPallete
 				NotifyOfPropertyChange(() => TypeValue);
 				NotifyOfPropertyChange(() => TargetValue);
 				NotifyOfPropertyChange(() => ShooterValue);
-				NotifyOfPropertyChange(() => SizeValue);
+                NotifyOfPropertyChange(() => RandomOffsetRange);
+                NotifyOfPropertyChange(() => SizeValue);
 			}
 		}
 
@@ -49,7 +50,8 @@ private void ReferenceBulletPallete_PropertyChanged(object sender, System.Compon
 				case nameof(BulletPallete.ShooterValue):
 				case nameof(BulletPallete.SizeValue):
 				case nameof(BulletPallete.Speed):
-					NotifyOfPropertyChange(e.PropertyName);
+                case nameof(BulletPallete.RandomOffsetRange):
+                    NotifyOfPropertyChange(e.PropertyName);
 					break;
 			}
 		}
@@ -59,7 +61,11 @@ private void ReferenceBulletPallete_PropertyChanged(object sender, System.Compon
 		[ObjectPropertyBrowserShow]
 		public float Speed => ReferenceBulletPallete?.Speed ?? default;
 
-		[ObjectPropertyBrowserAlias("BPL." + nameof(StrID))]
+        [ObjectPropertyBrowserAlias("BPL." + nameof(RandomOffsetRange))]
+        [ObjectPropertyBrowserShow]
+        public float RandomOffsetRange => ReferenceBulletPallete?.RandomOffsetRange ?? default;
+
+        [ObjectPropertyBrowserAlias("BPL." + nameof(StrID))]
 		[ObjectPropertyBrowserShow]
 		public string StrID => ReferenceBulletPallete?.StrID;
 
diff --git a/OngekiFumenEditor/Base/OngekiObjects/BulletPallete.cs b/OngekiFumenEditor/Base/OngekiObjects/BulletPallete.cs
index d1ae29cc..343167f6 100644
--- a/OngekiFumenEditor/Base/OngekiObjects/BulletPallete.cs
+++ b/OngekiFumenEditor/Base/OngekiObjects/BulletPallete.cs
@@ -1,6 +1,7 @@
 using OngekiFumenEditor.Base.EditorObjects;
 using OngekiFumenEditor.Base.OngekiObjects.BulletPalleteEnums;
 using OngekiFumenEditor.Base.OngekiObjects.Lane;
+using System;
 using System.Linq;
 using System.Windows.Media;
 
@@ -8,6 +9,8 @@ namespace OngekiFumenEditor.Base.OngekiObjects
 {
     public class BulletPallete : OngekiObjectBase
     {
+        public static int RandomSeed { get; set; } = DateTime.Now.ToString().GetHashCode();
+
         public double CalculateToXGridTotalUnit(IBulletPalleteReferencable refObject, OngekiFumen fumen)
         {
             double xGridTotalUnit;
@@ -28,7 +31,16 @@ public double CalculateToXGridTotalUnit(IBulletPalleteReferencable refObject, On
                     break;
             }
 
-            return xGridTotalUnit;
+            var randomOffset = 0;
+            if (RandomOffsetRange > 0)
+            {
+                //不想用Random类，直接异或计算吧
+                var seed = (60045 * Id + 123) % 2147483648 * Id ^ Id;
+                var r = RandomOffsetRange;
+                randomOffset = (-r) + (int)(seed % (r - (-r) + 1));
+            }
+
+            return xGridTotalUnit + randomOffset;
         }
 
         public double CalculateFromXGridTotalUnit(IBulletPalleteReferencable refObject, OngekiFumen fumen)
@@ -111,6 +123,17 @@ public int PlaceOffset
             }
         }
 
+        private int randomOffsetRange = default;
+        public int RandomOffsetRange
+        {
+            get { return randomOffsetRange; }
+            set
+            {
+                randomOffsetRange = value;
+                NotifyOfPropertyChange(() => RandomOffsetRange);
+            }
+        }
+
         private Target targetValue = Target.FixField;
         public Target TargetValue
         {
@@ -149,7 +172,7 @@ public float Speed
 
         public bool IsEnableSoflan => TargetValue != Target.Player;
 
-        public override string ToString() => $"{base.ToString()} StrID[{StrID}] Speed[{Speed:F3}] ShooterValue[{ShooterValue}] TargetValue[{TargetValue}] SizeValue[{SizeValue}] TypeValue[{TypeValue}] EditorName[{EditorName}] PlaceOffset[{PlaceOffset}]";
+        public override string ToString() => $"{base.ToString()} StrID[{StrID}] Speed[{Speed:F3}] ShooterValue[{ShooterValue}] TargetValue[{TargetValue}] SizeValue[{SizeValue}] TypeValue[{TypeValue}] EditorName[{EditorName}] PlaceOffset[{PlaceOffset}] RandomOffsetRange[{RandomOffsetRange}]";
 
         public static string CommandName => "BPL";
         public override string IDShortName => CommandName;
@@ -168,6 +191,7 @@ public override void Copy(OngekiObjectBase fromObj)
             ShooterValue = fromBpl.ShooterValue;
             Speed = fromBpl.Speed;
             TargetValue = fromBpl.TargetValue;
+            RandomOffsetRange = fromBpl.RandomOffsetRange;
         }
     }
 }
diff --git a/OngekiFumenEditor/Modules/FumenVisualEditor/Graphics/Drawing/TargetImpl/OngekiObjects/BulletBell/BulletPalleteReferencableBatchDrawTargetBase.cs b/OngekiFumenEditor/Modules/FumenVisualEditor/Graphics/Drawing/TargetImpl/OngekiObjects/BulletBell/BulletPalleteReferencableBatchDrawTargetBase.cs
index ba9880e0..f1153a01 100644
--- a/OngekiFumenEditor/Modules/FumenVisualEditor/Graphics/Drawing/TargetImpl/OngekiObjects/BulletBell/BulletPalleteReferencableBatchDrawTargetBase.cs
+++ b/OngekiFumenEditor/Modules/FumenVisualEditor/Graphics/Drawing/TargetImpl/OngekiObjects/BulletBell/BulletPalleteReferencableBatchDrawTargetBase.cs
@@ -164,7 +164,8 @@ void _Draw(T obj)
 					return;
 
 				var fromX = convertToX(bulletPallateRefObj.ReferenceBulletPallete?.CalculateFromXGridTotalUnit(bulletPallateRefObj, target.Editor.Fumen) ?? obj.XGrid.TotalUnit);
-				var toX = convertToX(bulletPallateRefObj.ReferenceBulletPallete?.CalculateToXGridTotalUnit(bulletPallateRefObj, target.Editor.Fumen) ?? obj.XGrid.TotalUnit);
+				var toXUnit = bulletPallateRefObj.ReferenceBulletPallete?.CalculateToXGridTotalUnit(bulletPallateRefObj, target.Editor.Fumen) ?? obj.XGrid.TotalUnit;
+                var toX = convertToX(toXUnit);
 				var timeX = MathUtils.CalculateXFromTwoPointFormFormula(currentTime, fromX, fromTime, toX, toTime);
 
 				if (!(target.Rect.MinX <= timeX && timeX <= target.Rect.MaxX))
diff --git a/OngekiFumenEditor/Parser/DefaultImpl/Nyageki/CommandImpl/Objects/BulletPalleteCommandParser.cs b/OngekiFumenEditor/Parser/DefaultImpl/Nyageki/CommandImpl/Objects/BulletPalleteCommandParser.cs
index 49fd5a5c..9fc14867 100644
--- a/OngekiFumenEditor/Parser/DefaultImpl/Nyageki/CommandImpl/Objects/BulletPalleteCommandParser.cs
+++ b/OngekiFumenEditor/Parser/DefaultImpl/Nyageki/CommandImpl/Objects/BulletPalleteCommandParser.cs
@@ -25,7 +25,8 @@ public void ParseAndApply(OngekiFumen fumen, string[] seg)
 			bpl.SizeValue = Enum.Parse<BulletSize>(map["Size"]);
 			bpl.TypeValue = Enum.Parse<BulletType>(map["Type"]);
 			bpl.Speed = float.Parse(map["Speed"]);
-			bpl.PlaceOffset = int.Parse(map["PlaceOffset"]);
+            bpl.RandomOffsetRange = int.Parse(map["RandomOffsetRange"]);
+            bpl.PlaceOffset = int.Parse(map["PlaceOffset"]);
 
 			fumen.AddObject(bpl);
 		}
diff --git a/OngekiFumenEditor/Parser/DefaultImpl/Nyageki/DefaultNyagekiFumenFormatter.cs b/OngekiFumenEditor/Parser/DefaultImpl/Nyageki/DefaultNyagekiFumenFormatter.cs
index 7c75b2a5..7d7aa363 100644
--- a/OngekiFumenEditor/Parser/DefaultImpl/Nyageki/DefaultNyagekiFumenFormatter.cs
+++ b/OngekiFumenEditor/Parser/DefaultImpl/Nyageki/DefaultNyagekiFumenFormatter.cs
@@ -214,7 +214,9 @@ public void ProcessB_PALETTE(OngekiFumen fumen, StreamWriter sb)
 				sb.Write(", ");
 				sb.Write($"Speed[{bpl.Speed}]");
 				sb.Write(", ");
-				sb.Write($"PlaceOffset[{bpl.PlaceOffset}]");
+                sb.Write($"RandomOffsetRange[{bpl.RandomOffsetRange}]");
+                sb.Write(", ");
+                sb.Write($"PlaceOffset[{bpl.PlaceOffset}]");
 				sb.Write(", ");
 				sb.Write($"Shooter[{bpl.ShooterValue}]");
 				sb.WriteLine();
diff --git a/OngekiFumenEditor/Parser/Ogkr/CommandParserImpl/BulletPalleteCommandParser.cs b/OngekiFumenEditor/Parser/Ogkr/CommandParserImpl/BulletPalleteCommandParser.cs
index 8c3aef9a..b1748862 100644
--- a/OngekiFumenEditor/Parser/Ogkr/CommandParserImpl/BulletPalleteCommandParser.cs
+++ b/OngekiFumenEditor/Parser/Ogkr/CommandParserImpl/BulletPalleteCommandParser.cs
@@ -15,8 +15,9 @@ public class BulletPalleteCommandParser : CommandParserBase
 
 		public override OngekiObjectBase Parse(CommandArgs args, OngekiFumen fumen)
 		{
-			var dataIntArr = args.GetDataArray<float>();
-			var dataStrArr = args.GetDataArray<string>();
+			var dataIntArr = args.GetDataArray<int>();
+            var dataFloatArr = args.GetDataArray<float>();
+            var dataStrArr = args.GetDataArray<string>();
 			var bpl = new BulletPallete();
 
 			bpl.StrID = dataStrArr.ElementAtOrDefault(1);
@@ -27,14 +28,14 @@ public override OngekiObjectBase Parse(CommandArgs args, OngekiFumen fumen)
 				"CEN" => Shooter.Center,
 				_ => throw new NotImplementedException(),
 			};
-			bpl.PlaceOffset = (int)dataIntArr.ElementAtOrDefault(3);
+			bpl.PlaceOffset = dataIntArr.ElementAtOrDefault(3);
 			bpl.TargetValue = dataStrArr.ElementAtOrDefault(4)?.ToUpper() switch
 			{
 				"PLR" => Target.Player,
 				"FIX" => Target.FixField,
 				_ => throw new NotImplementedException(),
 			};
-			bpl.Speed = dataIntArr.ElementAtOrDefault(5);
+			bpl.Speed = dataFloatArr.ElementAtOrDefault(5);
 			bpl.SizeValue = dataStrArr.ElementAtOrDefault(6)?.ToUpper() switch
 			{
 				"L" => BulletSize.Large,
@@ -46,8 +47,9 @@ public override OngekiObjectBase Parse(CommandArgs args, OngekiFumen fumen)
 				"NDL" => BulletType.Needle,
 				"CIR" or _ => BulletType.Circle,
 			};
+            bpl.RandomOffsetRange = dataIntArr.ElementAtOrDefault(8);
 
-			return bpl;
+            return bpl;
 		}
 	}
 }
diff --git a/OngekiFumenEditor/Parser/Ogkr/DefaultOngekiFumenFormatter.cs b/OngekiFumenEditor/Parser/Ogkr/DefaultOngekiFumenFormatter.cs
index b6d9b453..4c52f0f5 100644
--- a/OngekiFumenEditor/Parser/Ogkr/DefaultOngekiFumenFormatter.cs
+++ b/OngekiFumenEditor/Parser/Ogkr/DefaultOngekiFumenFormatter.cs
@@ -209,7 +209,7 @@ public void ProcessB_PALETTE(OngekiFumen fumen, StringBuilder sb)
 					_ => default
 				};
 
-				sb.AppendLine($"{bpl.IDShortName}\t{bpl.StrID}\t{shoot}\t{bpl.PlaceOffset}\t{target}\t{bpl.Speed}\t{size}\t{type}");
+				sb.AppendLine($"{bpl.IDShortName}\t{bpl.StrID}\t{shoot}\t{bpl.PlaceOffset}\t{target}\t{bpl.Speed}\t{size}\t{type}\t{bpl.RandomOffsetRange}");
 			}
 		}