Original Creator (Light Novel): Matsuri Akai — “My Status as an Assassin Obviously Exceeds the Hero’s” (Overlap Bunko)
Original Character Design: Tōzai
Original Creator (Manga): Hiroyuki Aigamo (Comic Gardo)
Director: Nobuyoshi Habara
Series Composition / Script: Kunihiko Okada
Character Design: Hirona Okada, Kaori Saito
Sub-Character Design: Yu Chen Jiang
Monster Design: Rihiro Yamane
Prop Design: Kazutaka Ema
Main Animator: Mitsuru Ishihara
3D Director: Kanemori Yasuda
Art Director: Akira Suzuki
Color Design: Yūki Mori
Director of Photography: Akihiro Takahashi
Editing: Emi Onodera
Sound Director: Hiroto Morishita
Sound Production: KANON
Music: Satoshi Igarashi (TOKYO LOGIC)
Opening Theme: VESPERBELL “Issen”
Animation Studio: Sunrise