diff --git a/configure.py b/configure.py
index ff0a89a6..8bda1d96 100644
--- a/configure.py
+++ b/configure.py
@@ -1265,7 +1265,7 @@ config.libs = [
             Object(Matching, "effect/ef_hanabi_hoshi.c"),
             Object(Matching, "effect/ef_hanabi_set.c"),
             Object(Matching, "effect/ef_hanabi_switch.c"),
-            Object(NonMatching, "effect/ef_hanabi_yanagi.c"),
+            Object(Matching, "effect/ef_hanabi_yanagi.c"),
             Object(NonMatching, "effect/ef_hanabira.c"),
             Object(Matching, "effect/ef_hanatiri.c"),
             Object(Matching, "effect/ef_hirameki_den.c"),
diff --git a/src/effect/ef_hanabi_yanagi.c b/src/effect/ef_hanabi_yanagi.c
index 41bfe5bb..c5c3376b 100644
--- a/src/effect/ef_hanabi_yanagi.c
+++ b/src/effect/ef_hanabi_yanagi.c
@@ -1,10 +1,17 @@
 #include "ef_effect_control.h"
+#include "m_common_data.h"
+#include "m_rcp.h"
+#include "sys_matrix.h"
+#include "m_debug.h"
 
 static void eHanabiYanagi_init(xyz_t pos, int prio, s16 angle, GAME* game, u16 item_name, s16 arg0, s16 arg1);
 static void eHanabiYanagi_ct(eEC_Effect_c* effect, GAME* game, void* ct_arg);
 static void eHanabiYanagi_mv(eEC_Effect_c* effect, GAME* game);
 static void eHanabiYanagi_dw(eEC_Effect_c* effect, GAME* game);
 
+#define EFFECT_LIFETIME 110
+#define CALC_EASE(x) (1.0f - sqrtf(1.0f - (x)))
+
 eEC_PROFILE_c iam_ef_hanabi_yanagi = {
     // clang-format off
     &eHanabiYanagi_init,
@@ -18,17 +25,90 @@ eEC_PROFILE_c iam_ef_hanabi_yanagi = {
 };
 
 static void eHanabiYanagi_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_HANABI_YANAGI, pos, NULL, game, NULL, item_name, prio, arg0, arg1);
 }
 
 static void eHanabiYanagi_ct(eEC_Effect_c* effect, GAME* game, void* ct_arg) {
-    // TODO
+    effect->timer = EFFECT_LIFETIME;
+    effect->scale.x = 0.01f;
+    effect->scale.y = 0.01f;
+    effect->scale.z = 0.01f;
+    effect->effect_specific[0] = 0;
+    effect->effect_specific[1] = 0;
+    effect->effect_specific[2] = 0;
+    effect->offset.x = 0.f;
+    effect->offset.y = 0.f;
+    effect->offset.z = 0.f;
 }
 
 static void eHanabiYanagi_mv(eEC_Effect_c* effect, GAME* game) {
-    // TODO
+    s16 alive_frames = EFFECT_LIFETIME - effect->timer;
+    effect->effect_specific[0] += 0x300;
+    effect->effect_specific[1] += 0x100;
+    effect->effect_specific[2] += 0x80;
+    effect->offset.x = sin_s(effect->effect_specific[2]) * 2.f;
+    effect->offset.z = cos_s(-effect->effect_specific[2]) * 2.f;
+    add_calc2(&effect->scale.x, 0.06f, CALC_EASE(0.2f), 5.f);
+    if (alive_frames == 10) {
+        rgba_t resultColor;
+        static rgba_t yanagi_light = { 90, 90, 45, 255 };
+        eEC_CLIP->decide_light_power_proc(&resultColor, yanagi_light, effect->position, game, 2.f, 0.f, 480.f);
+        if (effect->arg0) {
+            // `resultColor.r *= (4.f/3.f);` does not match
+            resultColor.r = resultColor.r * (4.f / 3.f);
+            resultColor.g = resultColor.g * (4.f / 3.f);
+            resultColor.b = resultColor.b * (4.f / 3.f);
+        }
+        eEC_CLIP->regist_effect_light(resultColor, 20, 50, TRUE);
+    }
+    if (alive_frames == 72) {
+        xyz_t p = effect->position;
+        p.y += 200.f;
+        sAdo_OngenTrgStart(NA_SE_HANABI3, &p);
+    }
 }
+eEC_morph_data_c eHanabiYanagi_morph_data_out[] = {
+    { 0, 0, FALSE, 255.f, 255.f }, { 34, 54, TRUE, 255.f, 200.f }, { 34, 54, TRUE, 50.f, 100.f },
+    { 34, 54, TRUE, 150.f, 0.f },  { 5, 34, TRUE, 0.f, 255.f },    { 0, 0, FALSE, 255.f, 255.f },
+    { 0, 0, FALSE, 0.f, 0.f },     { 0, 0, FALSE, 200.f, 200.f },  { 0, 0, FALSE, 255.f, 255.f },
+};
+eEC_morph_data_c eHanabiYanagi_morph_data_in[] = {
+    { 0, 0, FALSE, 255.f, 255.f }, { 34, 49, TRUE, 255.f, 200.f }, { 34, 49, TRUE, 50.f, 100.f },
+    { 34, 49, TRUE, 180.f, 0.f },  { 5, 34, TRUE, 0.f, 255.f },    { 0, 0, FALSE, 255.f, 255.f },
+    { 0, 0, FALSE, 0.f, 0.f },     { 0, 0, FALSE, 200.f, 200.f },  { 0, 0, FALSE, 255.f, 255.f },
+};
 
+extern Gfx ef_hanabi_y_00_modelT[];
 static void eHanabiYanagi_dw(eEC_Effect_c* effect, GAME* game) {
-    // TODO
+    u8 res1[9];
+    u8 res2[9];
+    s16 now_timer = EFFECT_LIFETIME - effect->timer;
+    f32 v2;
+    f32 v = (sin_s(effect->effect_specific[0]) + 1.f) * 0.5f * 0.14000005f + 0.93f;
+    eEC_CLIP->morph_combine_proc(res1, eHanabiYanagi_morph_data_out, now_timer);
+    eEC_CLIP->morph_combine_proc(res2, eHanabiYanagi_morph_data_in, now_timer);
+    v2 = effect->scale.x + eEC_CLIP->calc_adjust_proc(now_timer, 0, EFFECT_LIFETIME - 1, 0.f, 0.01);
+    OPEN_DISP(game->graph);
+    _texture_z_light_fog_prim_xlu(game->graph);
+    Matrix_translate(effect->position.x + effect->offset.x, effect->position.y + effect->offset.y,
+                     effect->position.z + effect->offset.z, FALSE);
+    Matrix_RotateX(DEG2SHORT_ANGLE2(270), TRUE);
+    Matrix_RotateZ(-effect->effect_specific[1], TRUE);
+    Matrix_scale(v, 1.f, 1.f, TRUE);
+    Matrix_RotateZ(effect->effect_specific[1], TRUE);
+    Matrix_push();
+    Matrix_scale(v2 * (GETREG(MYKREG, 0x1b) * 0.01f + 1.f), v2 * (GETREG(MYKREG, 0x1b) * 0.01f + 1.f),
+                 v2 * (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, res1[4], res1[0], res1[1], res1[2], res1[3]);
+    gDPSetEnvColor(NEXT_POLY_XLU_DISP, res1[5], res1[6], res1[7], res1[8]);
+    gSPDisplayList(NEXT_POLY_XLU_DISP, ef_hanabi_y_00_modelT);
+    Matrix_pull();
+    Matrix_scale(v2 * 0.6f, v2 * 0.6f, v2 * 0.6f, TRUE);
+    gDPPipeSync(NEXT_POLY_XLU_DISP);
+    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, res2[4], res2[0], res2[1], res2[2], res2[3]);
+    gDPSetEnvColor(NEXT_POLY_XLU_DISP, res2[5], res2[6], res2[7], res2[8]);
+    gSPDisplayList(NEXT_POLY_XLU_DISP, ef_hanabi_y_00_modelT);
+    CLOSE_DISP(game->graph);
 }