diff --git a/public/updateInfos.json b/public/updateInfos.json
index 9565bf127d..2a822f7c2f 100644
--- a/public/updateInfos.json
+++ b/public/updateInfos.json
@@ -1,4 +1,11 @@
 [
+  {
+    "version": "0.17.2",
+    "descriptions": [
+      "プロジェクト読み込み時に声量調整などが反映されない問題を解決"
+    ],
+    "contributors": ["Hiroshiba"]
+  },
   {
     "version": "0.17.1",
     "descriptions": [
diff --git a/src/components/Sing/SingEditor.vue b/src/components/Sing/SingEditor.vue
index 27da8b6c09..a88a2c1ad7 100644
--- a/src/components/Sing/SingEditor.vue
+++ b/src/components/Sing/SingEditor.vue
@@ -89,6 +89,14 @@ onetimeWatch(
           notes: [],
         },
       });
+
+      // CI上のe2eテストのNemoエンジンには歌手がいないためエラーになるのでワークアラウンド
+      // FIXME: 歌手をいると見せかけるmock APIを作り、ここのtry catchを削除する
+      try {
+        await store.dispatch("SET_SINGER", {});
+      } catch (e) {
+        window.backend.logError(e);
+      }
     }
 
     await store.dispatch("SET_VOLUME", { volume: 0.6 });
@@ -101,8 +109,6 @@ onetimeWatch(
     });
     isCompletedInitialStartup.value = true;
 
-    await store.dispatch("SET_SINGER", {});
-
     return "unwatch";
   },
   {
diff --git a/src/components/Sing/ToolBar.vue b/src/components/Sing/ToolBar.vue
index 4838290011..a8a8172d64 100644
--- a/src/components/Sing/ToolBar.vue
+++ b/src/components/Sing/ToolBar.vue
@@ -134,7 +134,6 @@
 <script setup lang="ts">
 import { computed, watch, ref, onMounted, onUnmounted } from "vue";
 import { useStore } from "@/store";
-import { isProduction } from "@/type/preload";
 
 import {
   getSnapTypes,
@@ -214,7 +213,7 @@ watch(
   () => {
     bpmInputBuffer.value = tempos.value[0].bpm;
   },
-  { deep: true }
+  { deep: true, immediate: true }
 );
 
 watch(
@@ -223,16 +222,24 @@ watch(
     beatsInputBuffer.value = timeSignatures.value[0].beats;
     beatTypeInputBuffer.value = timeSignatures.value[0].beatType;
   },
-  { deep: true }
+  { deep: true, immediate: true }
 );
 
-watch(keyRangeAdjustment, () => {
-  keyRangeAdjustmentInputBuffer.value = keyRangeAdjustment.value;
-});
+watch(
+  keyRangeAdjustment,
+  () => {
+    keyRangeAdjustmentInputBuffer.value = keyRangeAdjustment.value;
+  },
+  { immediate: true }
+);
 
-watch(volumeRangeAdjustment, () => {
-  volumeRangeAdjustmentInputBuffer.value = volumeRangeAdjustment.value;
-});
+watch(
+  volumeRangeAdjustment,
+  () => {
+    volumeRangeAdjustmentInputBuffer.value = volumeRangeAdjustment.value;
+  },
+  { immediate: true }
+);
 
 const setBpmInputBuffer = (bpmStr: string | number | null) => {
   const bpmValue = Number(bpmStr);
diff --git a/src/store/project.ts b/src/store/project.ts
index 096c151b2a..923c6e01c6 100755
--- a/src/store/project.ts
+++ b/src/store/project.ts
@@ -114,6 +114,9 @@ const applySongProjectToStore = async (
   await dispatch("SET_KEY_RANGE_ADJUSTMENT", {
     keyRangeAdjustment: tracks[0].keyRangeAdjustment,
   });
+  await dispatch("SET_VOLUME_RANGE_ADJUSTMENT", {
+    volumeRangeAdjustment: tracks[0].volumeRangeAdjustment,
+  });
   await dispatch("SET_SCORE", {
     score: {
       tpqn,