Haw. Rev. Stat. § 621-28: Accompaniment of children at judicial proceedings.

A child less than fourteen years of age, involved in a judicial proceeding, including a grand jury proceeding, shall have the right to be accompanied by a parent, a victim-witness counselor, or other adult designated by the court. The accompanying person may be placed side by side with the child at the discretion of the presiding judge or court officer; provided that this position does not interfere with the proceedings of the court. The accompanying person shall not communicate in any manner with the child unless directed by the presiding judge or court officer.