void ButtonSetUp()
 {
     sl.GetSaveData();
     if (saveButtons == null)
     {
         saveButtons = new GameObject[10];
         for (int i = 0; i < saveButtons.Length; i++)
         {
             saveButtons[i] = GameObject.Instantiate(saveButtonPref, saveButtonPer.transform);
             int n = i;
             saveButtons[i].GetComponent <Button>().onClick.AddListener(() => { title.SelectSaveData(n); });
         }
     }
     for (int i = 0; i < saveButtons.Length; i++)
     {
         saveButtons[i].transform.GetChild(0).GetComponent <TextMeshProUGUI>().text = "セーブデータ" + (i + 1);
         SaveData sd = sl.Load(i);
         if (sd != null)
         {
             saveButtons[i].transform.GetChild(1).GetComponent <TextMeshProUGUI>().text =
                 sd.time.year + "年 " +
                 sd.time.SeasonToStr + " " +
                 sd.time.day + "日 <br>" +
                 sd.time.hour + "時 " +
                 sd.time.minit.ToString("0") + "分 ";
             saveButtons[i].transform.GetChild(2).GetComponent <TextMeshProUGUI>().text =
                 (sd.money / 1000000000000 != 0 ? sd.money % 10000000000000000 / 1000000000000 + "兆" : "") +
                 (sd.money % 1000000000000 / 100000000 != 0 ? sd.money % 1000000000000 / 100000000 + "億<br>" : "") +
                 (sd.money % 100000000 / 10000 != 0 ? sd.money % 100000000 / 10000 + "万" : "") +
                 (sd.money % 10000 != 0 ? (sd.money % 10000).ToString() : "") + "株";
         }
         else
         {
             saveButtons[i].transform.GetChild(1).GetComponent <TextMeshProUGUI>().text = "から";
             saveButtons[i].transform.GetChild(2).GetComponent <TextMeshProUGUI>().text = "";
         }
     }
 }