--- nono/debugger/debugger_m88xx0.cpp	2026/04/29 17:04:54	1.1.1.7
+++ nono/debugger/debugger_m88xx0.cpp	2026/04/29 17:04:57	1.1.1.8
@@ -644,8 +644,19 @@ DebuggerMD_m88xx0::Disassemble(DebuggerM
 	if (dis.Exec() == false) {
 		return false;
 	}
-	mnemonic = dis.text;
 	bin = dis.bin;
+	mnemonic = dis.text;
+	if (!dis.alttext.empty()) {
+		// 別名追加
+		int len = mnemonic.length() % 8;
+		if (len < 8) {
+			mnemonic += std::string(8 - len, ' ');
+		} else {
+			mnemonic += ' ';
+		}
+		mnemonic += dis.alttext;
+	}
+
 	return true;
 }