private static void InitializeLoad()
        {
            // シーン上にGameObjectを生成する
            GameObject go = new GameObject(typeof(StreamingAssetsLoader).FullName);

            DontDestroyOnLoad(go);
            ins = go.AddComponent <StreamingAssetsLoader>();

            if (IsHelper)
            {
                ins.StartCoroutine(StreamingAssetsUrl.Read(infos =>
                {
                    // Nullの場合は初期化を行う
                    if (infos == null)
                    {
                        infos = new string[0];
                    }

                    Debug.Log(string.Join("\n", infos));

                    ins.mUrls         = infos;
                    ins.mIsInitialize = true;
                }));
            }
            else
            {
                ins.mIsInitialize = true;
            }
        }
        public static Coroutine ReadAllBytes(string path, Action <byte[]> callback)
        {
            IEnumerator ie = IEReadAllBytes(path, callback);

            if (ins != null)
            {
                return(ins.StartCoroutine(ie));
            }

            Debug.LogError("[Noa.StreamingAssetsLoader] Corouitine Start Error.");
            return(null);
        }