Januari 1999: Leerling magiër Azaka Kokutou, Mikiya's jongere zus, krijgt van haar mentor, Touko Aozaki, de opdracht een bepaald incident te onderzoeken waarbij feeën de herinneringen stelen van studenten op Azaka's school, Reien Academy. Azaka start een onderzoek met de hulp van Shiki.
Nee, helaas is 劇場版「空の境界」第六章 忘却録音 nog niet beschikbaar op Netflix in Nederland.
| Directing | Takahiro Miura | Director |
| Production | Hikaru Kondo | Producer |
| Production | Ryu Suzuki | Line Producer |
| Art | Koji Eto | Art Direction |
| Art | Junichi Higashi | Art Department Coordinator |
| Visual Effects | Kumiko Ohori | Animation |
| Visual Effects | Shintaro Nakamura | 3D Director |
| Sound | Yuki Kajiura | Original Music Composer |
| Visual Effects | Emi Chiba | Color Designer |
| Production | Katsushi Oota | Production Supervisor |
| Production | Wataru Matsuoka | Casting |
| Writing | Kinoko Nasu | Novel |
| Visual Effects | Takashi Takeuchi | Character Designer |
| Visual Effects | Tomonori Sudo | Character Designer |
| Visual Effects | Atsushi Ogasawara | Character Designer |
| Visual Effects | Atsushi Ogasawara | Animation Director |
| Visual Effects | Tomonori Sudo | Animation Director |
| Editing | Hideki Takemura | Assistant Editor |
| Sound | Shizuo Kurahashi | Sound Effects |
| Sound | Yasunori Mori | Music Producer |
| Production | Masuo Ueda | Executive Producer |
| Camera | Yuichi Terao | Director of Photography |
| Visual Effects | Yuichi Terao | Compositing Artist |
| Visual Effects | Yuichi Terao | 3D Animator |
| Camera | Seiji Matsuda | Director of Photography |
| Visual Effects | Seiji Matsuda | Compositing Artist |
| Visual Effects | Seiji Matsuda | 3D Animator |
| Sound | Yoshikazu Iwanami | Sound Director |
| Production | Atsuhiro Iwakami | Producer |
| Production | Masayuki Haryu | Producer |
| Production | Takashi Takeuchi | Producer |
| Visual Effects | Masayuki Kunihiro | Key Animation |
| Visual Effects | Mitsuru Obunai | Key Animation |
| Visual Effects | Masaru Kimura | Key Animation |
| Visual Effects | Takeyoshi Omagari | Key Animation |
| Visual Effects | Keita Shimizu | Key Animation |
| Visual Effects | Atsushi Ikariya | Key Animation |
| Visual Effects | Takuro Takahashi | Key Animation |
| Visual Effects | Satoshi Takahashi | Key Animation |
| Visual Effects | Makoto Nakamura | Key Animation |
| Visual Effects | Shunya Kikuchi | Key Animation |
| Visual Effects | Ryota Furukawa | Key Animation |
| Visual Effects | Chikashi Kadekaru | Key Animation |
| Visual Effects | Akio Shimotsukasa | Key Animation |
| Visual Effects | Takayuki Motegi | Key Animation |
| Visual Effects | Masato Nagamori | Key Animation |
| Visual Effects | Satoshi Mori | Key Animation |
| Visual Effects | Kiyoshi Tateishi | Key Animation |
| Visual Effects | Kei Ajiki | Key Animation |
| Visual Effects | Masashi Sugita | Key Animation |
| Visual Effects | Masumi Fujii | Key Animation |
| Visual Effects | Keiichi Sasajima | Key Animation |
| Visual Effects | Shinichi Miyamae | Key Animation |
| Visual Effects | Yoko Takanori | Key Animation |
| Visual Effects | Toshiharu Kudou | Key Animation |
| Visual Effects | Yasutoshi Niwa | Key Animation |
| Visual Effects | Ryunosuke Murakami | Key Animation |
| Visual Effects | Shinsuke Yasuda | Key Animation |
| Visual Effects | Tomonori Sudo | Key Animation |
| Visual Effects | Takahiro Miura | Key Animation |
| Visual Effects | Atsushi Ogasawara | Key Animation |
| Art | Minami Usui | Background Designer |
| Art | Haruka Katou | Background Designer |
| Art | Izumi Ozawa | Background Designer |
| Art | Asami Saito | Background Designer |
| Art | Miho Sugiura | Background Designer |
| Art | Misuzu Noma | Background Designer |
| Art | Toshie Honda | Background Designer |
| Art | Yuki Maeda | Background Designer |
| Art | Eriko Nakamura | Background Designer |
| Visual Effects | Koichi Yagami | Key Animation |
| Art | Koji Eto | Background Designer |
| Art | Nobutaka Ike | Background Designer |
| Art | Junichi Higashi | Background Designer |
| Art | Kazuo Ebisawa | Background Designer |
| Art | Hiroki Matsumoto | Art Designer |
| Visual Effects | Saki Matsubara | Compositing Artist |
| Visual Effects | Shintaro Nakamura | Compositing Artist |
| Visual Effects | Shintaro Nakamura | 3D Animator |
| Visual Effects | Sae Yoshikawa | Compositing Artist |
| Visual Effects | Yuki Yamaguchi | Compositing Artist |
| Visual Effects | Ryota Nakae | 3D Animator |
| Visual Effects | Choi Bu-gyeong | Key Animation |
| Writing | Masaki Hiramatsu | Screenplay |
| Editing | Manabu Kamino | Editor |
