Summary
Keisuke serves as Miaka’s older brother and is characterized by his strong protectiveness and his constant desire to determine what is best for her. Initially, he struggled to believe her accounts of the Universe Of Four Gods, advising her to stay away from the book to ensure her safety. However, after Miaka ignored his warning and vanished into the volume, Keisuke finally accepted the reality of the situation. For a significant portion of the series, he takes on the role of reading the book while simultaneously searching for a way to bring Miaka back to the real world.
