--- nono/vm/vm_luna.h	2026/04/29 17:05:25	1.1.1.12
+++ nono/vm/vm_luna.h	2026/04/29 17:05:29	1.1.1.13
@@ -16,7 +16,7 @@ class VM_LUNA : public VM
 {
 	using inherited = VM;
  protected:
-	VM_LUNA(const char *name_);
+	explicit VM_LUNA(const char *name_);
  public:
 	~VM_LUNA() override;
 
@@ -33,6 +33,9 @@ class VM_LUNA1 final : public VM_LUNA
  public:
 	VM_LUNA1();
 	~VM_LUNA1() override;
+
+ private:
+	std::unique_ptr<Device> pSSG {};
 };
 
 class VM_LUNA88K final : public VM_LUNA