Ohio Rev. Code § 2949.04
When bail is fixed pursuant to division (B) of section 2953.03 or section 2949.02 or 2953.09 of the Revised Code in connection with an appeal, a reduction or increase in the amount of that bail or other change in that bail shall not be required of the accused during the pendency of the appeal unless the trial judge or magistrate, or the court in which the appeal is being prosecuted, finds that there is good cause to reduce or increase the amount of that bail or good cause for any other change in that bail. If the court in which the appeal is being prosecuted finds there is good cause to reduce or increase the amount of that bail or good cause for any other change in that bail, it shall order the reduction, increase, or other change in accordance with section 2937.011 of the Revised Code, and the new bail shall be in the amount and form so ordered and otherwise be to the approval of and filed with the clerk of the court in which the appeal is being prosecuted.
R.C. § 2949.04