diff --git a/configure.py b/configure.py
index 9dd682c1..7c649af3 100644
--- a/configure.py
+++ b/configure.py
@@ -1256,7 +1256,7 @@ config.libs = [
             Object(Matching, "effect/ef_furo_yuge.c"),
             Object(Matching, "effect/ef_gimonhu.c"),
             Object(Matching, "effect/ef_goki.c"),
-            Object(NonMatching, "effect/ef_ha.c"),
+            Object(Matching, "effect/ef_ha.c"),
             Object(Matching, "effect/ef_halloween.c"),
             Object(Matching, "effect/ef_halloween_smoke.c"),
             Object(NonMatching, "effect/ef_hanabi_botan1.c"),
diff --git a/include/audio_defs.h b/include/audio_defs.h
index 9761a242..ff56a476 100644
--- a/include/audio_defs.h
+++ b/include/audio_defs.h
@@ -60,6 +60,7 @@ typedef enum audio_sound_effects {
     NA_SE_27 = 0x27,
 
     NA_SE_2A = 0x2A,
+    NA_SE_2C = 0x2C,
 
     NA_SE_2F = 0x2F,
 
@@ -327,7 +328,6 @@ typedef enum audio_sound_effects {
     NA_SE_FOOTSTEP_WAVE,
     NA_SE_FOOTSTEP_PLUSSBRIDGE,
 
-
     NA_SE_FLOOR_SE_START = SE_ECHO(0x2E6),
 } AudioSE;
 
diff --git a/src/effect/ef_gimonhu.c b/src/effect/ef_gimonhu.c
index da8ecb56..b4fea60d 100644
--- a/src/effect/ef_gimonhu.c
+++ b/src/effect/ef_gimonhu.c
@@ -72,7 +72,7 @@ static void eGM_ct(eEC_Effect_c* effect, GAME* game, void* ct_arg) {
 static void eGM_mv(eEC_Effect_c* effect, GAME* game) {
     s16 currentFrame = EFFECT_LIFETIME - effect->timer;
     if (currentFrame == 0) {
-        sAdo_OngenTrgStart(0X2F, &effect->position);
+        sAdo_OngenTrgStart(NA_SE_2F, &effect->position);
     }
 }
 
diff --git a/src/effect/ef_ha.c b/src/effect/ef_ha.c
index db2d7f93..f58833cd 100644
--- a/src/effect/ef_ha.c
+++ b/src/effect/ef_ha.c
@@ -1,10 +1,16 @@
 #include "ef_effect_control.h"
+#include "m_common_data.h"
+#include "m_rcp.h"
+#include "sys_matrix.h"
+#include "m_debug.h"
+
+#define EFFECT_LIFETIME 56
 
 static void eHA_init(xyz_t pos, int prio, s16 angle, GAME* game, u16 item_name, s16 arg0, s16 arg1);
 static void eHA_ct(eEC_Effect_c* effect, GAME* game, void* ct_arg);
 static void eHA_mv(eEC_Effect_c* effect, GAME* game);
 static void eHA_dw(eEC_Effect_c* effect, GAME* game);
-
+extern Gfx ef_ha01_00_modelT[];
 eEC_PROFILE_c iam_ef_ha = {
     // clang-format off
     &eHA_init,
@@ -17,18 +23,54 @@ eEC_PROFILE_c iam_ef_ha = {
     // clang-format on
 };
 
+s16 eHA_angle_z_data[] = { DEG2SHORT_ANGLE2(45.f), DEG2SHORT_ANGLE2(315.f) };
+
 static void eHA_init(xyz_t pos, int prio, s16 angle, GAME* game, u16 item_name, s16 arg0, s16 arg1) {
-    // TODO
+    eEC_CLIP->make_effect_proc(eEC_EFFECT_HA, pos, NULL, game, &angle, item_name, prio, 0, 0);
 }
 
 static void eHA_ct(eEC_Effect_c* effect, GAME* game, void* ct_arg) {
-    // TODO
+    GAME_PLAY* play = (GAME_PLAY*)game;
+    s16* ang_p = (s16*)ct_arg;
+    u16 angle = *ang_p - (s16)((s16)getCamera2AngleY(play) + DEG2SHORT_ANGLE2(180));
+
+    effect->scale.x = 0.0067f;
+    effect->scale.y = 0.0067f;
+    effect->scale.z = 0.0067f;
+    effect->timer = EFFECT_LIFETIME;
+    effect->offset.y += 12.f;
+    if (angle >= (u16)DEG2SHORT_ANGLE2(180)) {
+        effect->effect_specific[0] = 0;
+        effect->offset.x += -16.f;
+    } else {
+        effect->effect_specific[0] = 1;
+        effect->offset.x += 16.f;
+    }
 }
 
 static void eHA_mv(eEC_Effect_c* effect, GAME* game) {
-    // TODO
+    if (effect->timer == EFFECT_LIFETIME) {
+        sAdo_OngenTrgStart(NA_SE_2C, &effect->position);
+    }
 }
 
 static void eHA_dw(eEC_Effect_c* effect, GAME* game) {
-    // TODO
+    GAME_PLAY* play = (GAME_PLAY*)game;
+    s16 v = effect->effect_specific[0];
+    int opacity = (u8)eEC_CLIP->calc_adjust_proc(EFFECT_LIFETIME - effect->timer, 24, EFFECT_LIFETIME, 255.f, 0.f);
+    OPEN_DISP(game->graph);
+    _texture_z_light_fog_prim_xlu(game->graph);
+    Matrix_translate(effect->position.x, effect->position.y, effect->position.z, FALSE);
+    Matrix_mult(&play->billboard_matrix, TRUE);
+    Matrix_translate(effect->offset.x + GETREG(MYKREG, 0x18), effect->offset.y + GETREG(MYKREG, 0x19),
+                     effect->offset.z + GETREG(MYKREG, 0x1a), TRUE);
+    Matrix_RotateZ(eHA_angle_z_data[v], TRUE);
+    Matrix_scale(effect->scale.x * (GETREG(MYKREG, 0x1b) * 0.01f + 1.f),
+                 effect->scale.y * (GETREG(MYKREG, 0x1b) * 0.01f + 1.f),
+                 effect->scale.z * (GETREG(MYKREG, 0x1b) * 0.01f + 1.f), TRUE);
+    gSPMatrix(NEXT_POLY_XLU_DISP, _Matrix_to_Mtx_new(game->graph), G_MTX_NOPUSH | G_MTX_LOAD | G_MTX_MODELVIEW);
+    gDPSetPrimColor(NEXT_POLY_XLU_DISP, 0, 128, 255, 255, 255, opacity);
+    gDPSetEnvColor(NEXT_POLY_XLU_DISP, 0, 0, 255, 255);
+    gSPDisplayList(NEXT_POLY_XLU_DISP, ef_ha01_00_modelT);
+    CLOSE_DISP(game->graph);
 }