diff --git a/Source/UI/Shortcuts/UIQuickSlotWnd.cpp b/Source/UI/Shortcuts/UIQuickSlotWnd.cpp
index a8a70f61..c9400a46 100644
--- a/Source/UI/Shortcuts/UIQuickSlotWnd.cpp
+++ b/Source/UI/Shortcuts/UIQuickSlotWnd.cpp
@@ -173,3 +173,12 @@ void UIQuickSlotWnd::Slot32(int x, int y) {
 }
 
 // OFFSET: 0x009118C0
+// FUNCTION: fn_12520
+UIQuickSlotWnd::UIQuickSlotWnd(UIWindowContext& windows, UIFrameContext& frames, QuickSlotPainting& painting)
+    : UIFrameWnd(windows, frames, 0), m_selected(-1), m_painting(&painting) {
+  for (int i = 0; i < 2; ++i) {
+    this->m_entries[i].skill = 0;
+    this->m_entries[i].id = 0;
+    this->m_entries[i].count = 0;
+  }
+}
diff --git a/Source/UI/Shortcuts/UIShortCutWnd.cpp b/Source/UI/Shortcuts/UIShortCutWnd.cpp
index ff2475f1..0fc02f6a 100644
--- a/Source/UI/Shortcuts/UIShortCutWnd.cpp
+++ b/Source/UI/Shortcuts/UIShortCutWnd.cpp
@@ -1032,6 +1032,10 @@ bool UINavigationWnd::LoadRoute(int index) {
 }
 
 // OFFSET: 0x00911490
+// FUNCTION: fn_12515
+UIMemorialDunWnd::UIMemorialDunWnd(UIWindowContext& windows, UIFrameContext& frames, UIButtonContext& controls)
+    : UIFrameWnd(windows, frames, 0), m_partyButton(nullptr), m_controls(&controls) {
+}
 
 // OFFSET: 0x00912460
 // FUNCTION: fn_12530
diff --git a/Source/UI/Window/UINavigationHelpWnd.cpp b/Source/UI/Window/UINavigationHelpWnd.cpp
index 2ffeae9d..4cbf5f12 100644
--- a/Source/UI/Window/UINavigationHelpWnd.cpp
+++ b/Source/UI/Window/UINavigationHelpWnd.cpp
@@ -66,3 +66,7 @@ int UINavigationHelpWnd::SendMsg(UIWindow*, int message, std::intptr_t a, std::i
 }
 
 // OFFSET: 0x009115B0
+// FUNCTION: fn_12517
+UINavigationHelpWnd::UINavigationHelpWnd(UIWindowContext& windows, UIFrameContext& frames, UIButtonContext& controls, UITextViewerContext& text)
+    : UIFrameWnd(windows, frames, 0), m_controls(&controls), m_text(&text), m_viewer(nullptr), unknown_00B8(0) {
+}
diff --git a/Source/UI/Window/UIPartyBookingHelpWnd.cpp b/Source/UI/Window/UIPartyBookingHelpWnd.cpp
index 672be828..4cf166ba 100644
--- a/Source/UI/Window/UIPartyBookingHelpWnd.cpp
+++ b/Source/UI/Window/UIPartyBookingHelpWnd.cpp
@@ -53,3 +53,7 @@ int UIPartyBookingHelpWnd::SendMsg(UIWindow* sender, int message, std::intptr_t
 }
 
 // OFFSET: 0x00911860
+// FUNCTION: fn_12519
+UIPartyBookingHelpWnd::UIPartyBookingHelpWnd(UIWindowContext& windows, UIFrameContext& frames, UIButtonContext& controls, UITextViewerContext& text)
+    : UIFrameWnd(windows, frames, 0), m_controls(&controls), m_text(&text) {
+}