Beyond the Boundary: I'll Be Here – Past (2015) — Cast
Cast
| May Tanaka | Akihito |
| Sawako Hata | Playground Children |
| Hiromi Konno | Touru Kanbara |
| Moe Toyota | Inami |
| Yuri Yamaoka | Shindou |
| Ikuya Sawaki | Sofu |
| Akeno Watanabe | Ninomiya |
| Naomi Shindo | Shindou |
| Masaya Matsukaze | Fujima |
| Risa Taneda | Kuriyama |
| KENN | Akihito |
| Ayako Kawasumi | Nase |
| Minori Chihara | Nase |
| Tatsuhisa Suzuki | Nase |
Crew
| Taichi Ishidate | Second Unit Director |
| Hiromune Kurahashi | Sound Effects |
| Shigeru Saito | Producer |
| Masumi Itou | Original Music Composer |
| Yoko Hatta | Executive Producer |
| Miku Kadowaki | Supervising Animation Director |
| Yota Tsuruoka | Sound Director |
| Ai Yukimura | Second Unit Director |
| Seiichi Akitake | Art Designer |
| Chiyoko Ueno | Animation Director |
| Yoko Kogawa | Executive Producer |
| Taichi Ishidate | Storyboard Artist |
| Yoshihisa Nakayama | Executive Producer |
| Hiroyuki Takahashi | Art Designer |
| Futoshi Nishiya | Supervising Animation Director |
| Tomoyo Kamoi | Character Designer |
| Ryuta Nakagami | Director of Photography |
| Satoshi Yano | Sound Recordist |
| Gou Tanaka | Producer |
| Kengo Shigemura | Editor |
| Nagomu Torii | Novel |
| Miku Kadowaki | Animation Director |
| Shunji Inoue | Executive Producer |
| Nobuaki Maruki | Animation Director |
| Rina Miura | Special Effects |
| Shigeru Saito | Music Producer |
| Eharu Ohashi | Producer |
| Shizuka Uno | Special Effects |
| Mikiko Watanabe | Art Direction |
| Jukki Hanada | Screenplay |
| Shinichi Nakamura | Producer |
| Taichi Ishidate | Director |