diff --git a/data/uking_functions.csv b/data/uking_functions.csv
index 7a9864be..64286f56 100644
--- a/data/uking_functions.csv
+++ b/data/uking_functions.csv
@@ -90952,10 +90952,10 @@
 0x0000007101169c1c,sub_7101169C1C,248,_ZN4sead9SafeArrayIN4ksys3res6HandleELi28EED2Ev
 0x0000007101169d14,sub_7101169D14,8,
 0x0000007101169d1c,sub_7101169D1C,316,
-0x0000007101169e58,ActorParam::getLoad,620,
-0x000000710116a0c4,ActorParam::prepareLoad,404,
+0x0000007101169e58,ActorParam::getLoad,620,_ZNK4ksys3act13ActorParamMgr8getParamEPKcPPNS0_10ActorParamE?
+0x000000710116a0c4,ActorParam::prepareLoad,404,_ZN4ksys3act13ActorParamMgr9loadParamEPKcPNS_3res6HandleEPvj
 0x000000710116a258,ActorParam::loadActorFiles,492,
-0x000000710116a444,ActorParam::loadActorPack,284,
+0x000000710116a444,ActorParam::loadActorPack,284,_ZN4ksys3act13ActorParamMgr13loadActorPackEPNS_3res6HandleERKN4sead14SafeStringBaseIcEEj
 0x000000710116a560,sub_710116A560,224,
 0x000000710116a640,sub_710116A640,548,
 0x000000710116a864,ActorParam::__auto0,144,
@@ -91040,10 +91040,10 @@
 0x000000710117ee58,sub_710117EE58,1876,
 0x000000710117f5ac,sub_710117F5AC,376,
 0x000000710117f724,sub_710117F724,8,
-0x000000710117f72c,ActorParam::getBgparamlist,36,
+0x000000710117f72c,ActorParam::getBgparamlist,36,_ZNK4ksys3act13ActorParamMgr18getDummyGParamListEv
 0x000000710117f750,getAglXml,12,
 0x000000710117f75c,sub_710117F75C,12,
-0x000000710117f768,ActorParam::Res2Array::ctor,244,
+0x000000710117f768,ActorParam::Res2Array::ctor,244,_ZN4sead9SafeArrayIN4ksys3res6HandleELi28EEC2Ev
 0x000000710117f85c,sub_710117F85C,272,
 0x000000710117f96c,sub_710117F96C,280,
 0x000000710117fa84,sub_710117FA84,132,
diff --git a/expected/_ZNK4ksys3act13ActorParamMgr8getParamEPKcPPNS0_10ActorParamE.bin b/expected/_ZNK4ksys3act13ActorParamMgr8getParamEPKcPPNS0_10ActorParamE.bin
new file mode 100644
index 00000000..aac14537
Binary files /dev/null and b/expected/_ZNK4ksys3act13ActorParamMgr8getParamEPKcPPNS0_10ActorParamE.bin differ
diff --git a/src/KingSystem/ActorSystem/actActorParamMgr.cpp b/src/KingSystem/ActorSystem/actActorParamMgr.cpp
index f4b3d5cb..82fa697e 100644
--- a/src/KingSystem/ActorSystem/actActorParamMgr.cpp
+++ b/src/KingSystem/ActorSystem/actActorParamMgr.cpp
@@ -1,5 +1,9 @@
 #include "KingSystem/ActorSystem/actActorParamMgr.h"
+#include <prim/seadScopedLock.h>
 #include "KingSystem/ActorSystem/actASSetting.h"
+#include "KingSystem/ActorSystem/actActorParam.h"
+#include "KingSystem/Resource/resLoadRequest.h"
+#include "KingSystem/Resource/resResourceGParamList.h"
 
 namespace ksys::act {
 
@@ -11,4 +15,75 @@ ActorParamMgr::~ActorParamMgr() {
     ASSetting::deleteInstance();
 }
 
+// NON_MATCHING: addressing mode
+ActorParam* ActorParamMgr::getParam(const char* actor_name, ActorParam** out_free_param) const {
+    auto lock = sead::makeScopedLock(mCS);
+    for (s32 i = 0; i < NumParams; ++i) {
+        auto* param = &mParams[i];
+        if (param->getActorName().isEmpty()) {
+            if (out_free_param && !*out_free_param)
+                *out_free_param = param;
+        } else if (param->getActorName() == actor_name) {
+            return param;
+        }
+    }
+    return nullptr;
+}
+
+ActorParam* ActorParamMgr::loadParam(const char* actor_name, res::Handle* handle, void* x,
+                                     u32 load_req_c) {
+    ActorParam* param;
+    bool existing = false;
+
+    {
+        auto lock = sead::makeScopedLock(mCS);
+
+        ActorParam* free_param = nullptr;
+        param = getParam(actor_name, &free_param);
+
+        if (param) {
+            existing = true;
+        } else {
+            param = free_param;
+            if (free_param)
+                free_param->mRes = {};
+            else
+                param = &mParams[NumParams - 1];
+
+            param->mActorName = actor_name;
+        }
+        param->incrementRef();
+    }
+
+    if (!existing) {
+        loadFiles(param, mTmpActorParamMgrHeap, handle, x, load_req_c);
+        param->setEventSignal();
+    } else {
+        param->waitForEvent();
+    }
+
+    return param;
+}
+
+bool ActorParamMgr::loadActorPack(res::Handle* handle, const sead::SafeString& actor_name,
+                                  u32 load_req_c) {
+    sead::FixedSafeString<128> path;
+    res::LoadRequest req;
+
+    if (mFlags.isOn(Flag::_5))
+        return false;
+
+    path.format("Actor/Pack/%s.bactorpack", actor_name.cstr());
+    req.mRequester = actor_name;
+    req._c = load_req_c;
+    req._8 = true;
+    req._28 = false;
+    return handle->requestLoad(path, &req);
+}
+
+res::GParamList* ActorParamMgr::getDummyGParamList() const {
+    return static_cast<res::GParamList*>(
+        mResHandles[u32(ActorParam::ResourceType::GParamList)].getResourceUnchecked());
+}
+
 }  // namespace ksys::act
diff --git a/src/KingSystem/ActorSystem/actActorParamMgr.h b/src/KingSystem/ActorSystem/actActorParamMgr.h
index 4ec7ee52..accb3457 100644
--- a/src/KingSystem/ActorSystem/actActorParamMgr.h
+++ b/src/KingSystem/ActorSystem/actActorParamMgr.h
@@ -3,6 +3,8 @@
 #include <container/seadSafeArray.h>
 #include <heap/seadDisposer.h>
 #include <hostio/seadHostIONode.h>
+#include <prim/seadSafeString.h>
+#include <prim/seadTypedBitFlag.h>
 #include <thread/seadCriticalSection.h>
 #include "KingSystem/Resource/resHandle.h"
 #include "KingSystem/System/DebugMessage.h"
@@ -29,16 +31,32 @@ public:
     const char* getName() const override { return "AglXml"; }
     void syncData(const char* data) override;
 
-    void init(sead::Heap* heap, sead::Heap* debug_heap);
-
-    res::GParamList* getDummyGParamList() const;
-
     DebugMessage& getDebugMessage() { return mDebugMessage; }
     sead::Heap* getDebugHeap() const { return mDebugHeap; }
     sead::Heap* getTmpActorParamMgrHeap() const { return mTmpActorParamMgrHeap; }
 
+    void init(sead::Heap* heap, sead::Heap* debug_heap);
+
+    ActorParam* getParam(const char* actor_name, ActorParam** out_free_param) const;
+    ActorParam* loadParam(const char* actor_name, res::Handle* handle, void* x, u32 load_req_c);
+
+    res::GParamList* getDummyGParamList() const;
+
 private:
-    u8 mFlags{};
+    enum class Flag : u8 {
+        _1 = 1,
+        _2 = 2,
+        _4 = 4,
+        _5 = _1 | _4,
+    };
+
+    void loadFiles(ActorParam* param, sead::Heap* heap, res::Handle* handle, void* x,
+                   u32 load_req_c);
+    bool loadActorPack(res::Handle* handle, const sead::SafeString& actor_name, u32 load_req_c);
+
+    static constexpr s32 NumParams = 0x400;
+
+    sead::TypedBitFlag<Flag> mFlags{};
     ActorParam* mParams = nullptr;
     DebugMessage mDebugMessage{"アクタパラメータ"};
     void* _e0 = nullptr;
@@ -46,7 +64,7 @@ private:
     sead::Heap* mDebugHeap = nullptr;
     sead::Heap* mTmpActorParamMgrHeap = nullptr;
     sead::SafeArray<res::Handle, 28> mResHandles;
-    sead::CriticalSection mCS;
+    mutable sead::CriticalSection mCS;
 };
 KSYS_CHECK_SIZE_NX150(ActorParamMgr, 0xa00);