diff --git a/crates/voicevox_core_java_api/lib/src/main/java/jp/hiroshiba/voicevoxcore/VoiceModelFile.java b/crates/voicevox_core_java_api/lib/src/main/java/jp/hiroshiba/voicevoxcore/VoiceModelFile.java
index 1d2a13baa..b2cceca3f 100644
--- a/crates/voicevox_core_java_api/lib/src/main/java/jp/hiroshiba/voicevoxcore/VoiceModelFile.java
+++ b/crates/voicevox_core_java_api/lib/src/main/java/jp/hiroshiba/voicevoxcore/VoiceModelFile.java
@@ -30,6 +30,11 @@ public VoiceModelFile(String modelPath) {
     metas = rawMetas;
   }
 
+  /**
+   * VVMファイルを閉じる。
+   *
+   * <p>このメソッドが呼ばれた段階で{@link Synthesizer#loadVoiceModel}からのアクセスが継続中の場合、アクセスが終わるまで待つ。
+   */
   @Override
   public void close() {
     rsClose();