Kivat Bat the Second is a supporting character in the tokusatsu series Kamen Rider Kiva. He is a sentient, bat-like device and serves as the partner of Otoya Kurenai, enabling him to transform into Kamen Rider Ixa. As the predecessor of Kivat Bat the Third, he plays an important role in the events of the past timeline, guiding Otoya and offering advice. His actions and choices significantly impact the legacy of the Kivat series throughout the show.