diff --git a/Components/9918/Implementation/9918Base.hpp b/Components/9918/Implementation/9918Base.hpp
index b274a4b06..5ccaf25ad 100644
--- a/Components/9918/Implementation/9918Base.hpp
+++ b/Components/9918/Implementation/9918Base.hpp
@@ -416,6 +416,11 @@ template <Personality personality> struct Base {
 	template<bool use_end> void fetch_tms_refresh(int start, int end);
 	template<bool use_end> void fetch_tms_text(int start, int end);
 	template<bool use_end> void fetch_tms_character(int start, int end);
+
+	template<bool use_end> void fetch_yamaha_refresh(int start, int end);
+	template<bool use_end> void fetch_yamaha_no_sprites(int start, int end);
+	template<bool use_end> void fetch_yamaha_sprites(int start, int end);
+
 	template<bool use_end> void fetch_sms(int start, int end);
 
 	uint32_t *pixel_target_ = nullptr, *pixel_origin_ = nullptr;
diff --git a/Components/9918/Implementation/Fetch.hpp b/Components/9918/Implementation/Fetch.hpp
index 1903b2355..af42cc831 100644
--- a/Components/9918/Implementation/Fetch.hpp
+++ b/Components/9918/Implementation/Fetch.hpp
@@ -437,6 +437,24 @@ template<bool use_end> void Base<personality>::fetch_sms(int start, int end) {
 
 // TODO.
 
+template <Personality personality>
+template<bool use_end> void Base<personality>::fetch_yamaha_refresh(int start, int end) {
+	(void)start;
+	(void)end;
+}
+
+template <Personality personality>
+template<bool use_end> void Base<personality>::fetch_yamaha_no_sprites(int start, int end) {
+	(void)start;
+	(void)end;
+}
+
+template <Personality personality>
+template<bool use_end> void Base<personality>::fetch_yamaha_sprites(int start, int end) {
+	(void)start;
+	(void)end;
+}
+
 // MARK: - Mega Drive
 
 // TODO.