Arnold Holzweilzenegger (アーナルド・ホズィルズネッガー) is a supporting character in Beheneko: The Elf-Girl's Cat is Secretly an S-Ranked Monster!, voiced in Japanese by Nobuyuki Hiyama. The series' music includes "Beheneko: The Elf-Girl's Cat is Secretly an S-Ranked Monster! Opening | 4K | 60FPS | Creditless |", "Beheneko:The Elf Girl’s Cat is Secretly an S-Ranked Monster Ending - Re-me with Kan/Rom/En".
