diff --git a/core/src/love/distributedrebirth/demo4d/base2t/BaseNumber.java b/core/src/love/distributedrebirth/demo4d/base2t/BaseNumber.java
index 53af3a11..aadbf1ac 100644
--- a/core/src/love/distributedrebirth/demo4d/base2t/BaseNumber.java
+++ b/core/src/love/distributedrebirth/demo4d/base2t/BaseNumber.java
@@ -5,6 +5,12 @@ import java.util.List;
 
 public interface BaseNumber<V extends BaseNumber<V>> {
 	
+	int getBitCount();
+	
+	default int getSliceAngle() {
+		return 360/getBitCount();
+	}
+	
 	V toClone();
 	
 	void fillOctalValues(T08PartOctalBaseAppender appender);
diff --git a/core/src/love/distributedrebirth/demo4d/base2t/T08PartOctal.java b/core/src/love/distributedrebirth/demo4d/base2t/T08PartOctal.java
index 86ffdc0e..2b1ec930 100644
--- a/core/src/love/distributedrebirth/demo4d/base2t/T08PartOctal.java
+++ b/core/src/love/distributedrebirth/demo4d/base2t/T08PartOctal.java
@@ -15,6 +15,7 @@ public enum T08PartOctal implements BasePartIdentifierAlt, BasePartIdentifierTon
 	;
 	
 	public static int LENGTH = 8;
+	public static int BIT_COUNT = 3;
 	private static final byte BITMASK = 0x07;
 	private final String identifier;
 	private final String identifierAlt;  // absolute
diff --git a/core/src/love/distributedrebirth/demo4d/base2t/V003Timble.java b/core/src/love/distributedrebirth/demo4d/base2t/V003Timble.java
index 43ab7322..be0a4b71 100644
--- a/core/src/love/distributedrebirth/demo4d/base2t/V003Timble.java
+++ b/core/src/love/distributedrebirth/demo4d/base2t/V003Timble.java
@@ -24,6 +24,11 @@ public final class V003Timble implements BaseNumber<V003Timble> {
 		return value;
 	}
 	
+	@Override
+	public int getBitCount() {
+		return T08PartOctal.BIT_COUNT;
+	}
+	
 	@Override
 	public V003Timble toClone() {
 		return new V003Timble(getValue());
diff --git a/core/src/love/distributedrebirth/demo4d/base2t/V006Tixte.java b/core/src/love/distributedrebirth/demo4d/base2t/V006Tixte.java
index d3974973..cb4625ca 100644
--- a/core/src/love/distributedrebirth/demo4d/base2t/V006Tixte.java
+++ b/core/src/love/distributedrebirth/demo4d/base2t/V006Tixte.java
@@ -24,12 +24,17 @@ public final class V006Tixte implements BaseNumber<V006Tixte> {
 	public void setValue(T02PartBinary part, V003Timble value) {
 		values[part.ordinal()] = value;
 	}
-
+	
+	@Override
+	public int getBitCount() {
+		return T08PartOctal.BIT_COUNT * T02PartBinary.LENGTH;
+	}
+	
 	@Override
 	public V006Tixte toClone() {
 		return new V006Tixte(cloneIterator());
 	}
-
+	
 	@Override
 	public void fillOctalValues(T08PartOctalBaseAppender appender) {
 		T02PartBinary.forEach(v -> getValue(v).fillOctalValues(appender));
diff --git a/core/src/love/distributedrebirth/demo4d/base2t/V009Tyte.java b/core/src/love/distributedrebirth/demo4d/base2t/V009Tyte.java
index 08add87c..7094fdd1 100644
--- a/core/src/love/distributedrebirth/demo4d/base2t/V009Tyte.java
+++ b/core/src/love/distributedrebirth/demo4d/base2t/V009Tyte.java
@@ -30,6 +30,11 @@ public final class V009Tyte implements BaseNumberTyte<V009Tyte> {
 		values[part.ordinal()] = value;
 	}
 	
+	@Override
+	public int getBitCount() {
+		return T08PartOctal.BIT_COUNT * T03PartTrit.LENGTH;
+	}
+	
 	@Override
 	public V009Tyte toClone() {
 		return new V009Tyte(cloneIterator());
diff --git a/core/src/love/distributedrebirth/demo4d/base2t/V018Tord.java b/core/src/love/distributedrebirth/demo4d/base2t/V018Tord.java
index 3da89b85..2aef6615 100644
--- a/core/src/love/distributedrebirth/demo4d/base2t/V018Tord.java
+++ b/core/src/love/distributedrebirth/demo4d/base2t/V018Tord.java
@@ -37,6 +37,11 @@ public final class V018Tord implements BaseNumberTyte<V018Tord> {
 		getValue(part.splitPartBinary()).setValue(part.splitPartTrit(), value);;
 	}
 	
+	@Override
+	public int getBitCount() {
+		return T08PartOctal.BIT_COUNT * T06PartSeximal.LENGTH;
+	}
+	
 	@Override
 	public V018Tord toClone() {
 		return new V018Tord(cloneIterator());
diff --git a/core/src/love/distributedrebirth/demo4d/base2t/V027Temvig.java b/core/src/love/distributedrebirth/demo4d/base2t/V027Temvig.java
index bab77a3a..b017e1a6 100644
--- a/core/src/love/distributedrebirth/demo4d/base2t/V027Temvig.java
+++ b/core/src/love/distributedrebirth/demo4d/base2t/V027Temvig.java
@@ -30,6 +30,11 @@ public final class V027Temvig implements BaseNumberTyte<V027Temvig> {
 		values[part.ordinal()] = value;
 	}
 	
+	@Override
+	public int getBitCount() {
+		return T08PartOctal.BIT_COUNT * T03PartTrit.LENGTH * T03PartTrit.LENGTH;
+	}
+	
 	@Override
 	public V027Temvig toClone() {
 		return new V027Temvig(cloneIterator());
diff --git a/core/src/love/distributedrebirth/demo4d/base2t/V036Teger.java b/core/src/love/distributedrebirth/demo4d/base2t/V036Teger.java
index 7c42f758..d32eba64 100644
--- a/core/src/love/distributedrebirth/demo4d/base2t/V036Teger.java
+++ b/core/src/love/distributedrebirth/demo4d/base2t/V036Teger.java
@@ -39,6 +39,11 @@ public final class V036Teger implements BaseNumberTyte<V036Teger> {
 		.setValue(part.splitPartBinary(T02PartBinary.PART_2), value);
 	}
 	
+	@Override
+	public int getBitCount() {
+		return T08PartOctal.BIT_COUNT * T12PartUncial.LENGTH;
+	}
+	
 	@Override
 	public V036Teger toClone() {
 		return new V036Teger(cloneIterator());
diff --git a/core/src/love/distributedrebirth/demo4d/base2t/V072Tong.java b/core/src/love/distributedrebirth/demo4d/base2t/V072Tong.java
index aa5e789a..033bb0f3 100644
--- a/core/src/love/distributedrebirth/demo4d/base2t/V072Tong.java
+++ b/core/src/love/distributedrebirth/demo4d/base2t/V072Tong.java
@@ -29,6 +29,11 @@ public final class V072Tong implements BaseNumberTyte<V072Tong> {
 		values[part.ordinal()] = value;
 	}
 	
+	@Override
+	public int getBitCount() {
+		return T08PartOctal.BIT_COUNT * T12PartUncial.LENGTH * T02PartBinary.LENGTH;
+	}
+	
 	@Override
 	public V072Tong toClone() {
 		return new V072Tong(cloneIterator());
diff --git a/core/src/love/distributedrebirth/demo4d/base2t/V144Tocta.java b/core/src/love/distributedrebirth/demo4d/base2t/V144Tocta.java
index 39f1c6d6..f21baf41 100644
--- a/core/src/love/distributedrebirth/demo4d/base2t/V144Tocta.java
+++ b/core/src/love/distributedrebirth/demo4d/base2t/V144Tocta.java
@@ -55,6 +55,11 @@ public final class V144Tocta implements BaseNumberTyte<V144Tocta> {
 		.setValue(part.splitPartBinary(T03PartTrit.PART_3), value);
 	}
 	
+	@Override
+	public int getBitCount() {
+		return T08PartOctal.BIT_COUNT * T12PartUncial.LENGTH * T04PartQuad.LENGTH;
+	}
+	
 	@Override
 	public V144Tocta toClone() {
 		return new V144Tocta(cloneIterator());