A student tries to fix a problem he accidentally caused in OZ, a digital world, while pretending to be the fiancé of his friend at her grandmother's 90th birthday.
Unfortunately the movie Summer Wars is not yet available on HBO Max.
| Sound | Akihiko Matsumoto | Original Music Composer |
| Production | Nozomu Takahashi | Producer |
| Editing | Shigeru Nishiyama | Editor |
| Directing | Mamoru Hosoda | Director |
| Production | Takuya Ito | Producer |
| Production | Yuichiro Saito | Producer |
| Writing | Satoko Okudera | Screenplay |
| Writing | Mamoru Hosoda | Original Story |
| Visual Effects | Hiroko Minowa | Key Animation |
| Visual Effects | Mami Yamaguchi | Key Animation |
| Sound | Yoshio Obara | Sound Recordist |
| Visual Effects | Tatsuzo Nishita | Animation Director |
| Visual Effects | Kumiko Kawana | Key Animation |
| Visual Effects | Takashi Hashimoto | Key Animation |
| Visual Effects | Jun Sekiguchi | Key Animation |
| Visual Effects | Yuki Hayashi | Key Animation |
| Visual Effects | Atsuko Tanaka | Key Animation |
| Visual Effects | Kazutaka Ozaki | Key Animation |
| Visual Effects | Ryotaro Makihara | Key Animation |
| Visual Effects | Tadashi Matsuzaki | Key Animation |
| Sound | Tatsuro Yamashita | Theme Song Performance |
| Visual Effects | Mina Okazaki | Character Designer |
| Visual Effects | Masaru Hamada | Character Designer |
| Visual Effects | Hiroyuki Aoyama | Animation Director |
| Crew | Ayumi Arahata | Special Effects |
| Visual Effects | Kouichi Arai | Key Animation |
| Visual Effects | Akitoshi Yokoyama | Key Animation |
| Visual Effects | Keisuke Masunaga | Key Animation |
| Visual Effects | Sawako Miyamoto | Key Animation |
| Visual Effects | Takayuki Hamada | Key Animation |
| Crew | Kaori Kobayashi | Special Effects |
| Visual Effects | Tomohisa Shimoyama | Key Animation |
| Visual Effects | Hideki Takahashi | Key Animation |
| Visual Effects | Ken Ootsuka | Key Animation |
| Visual Effects | Mitsuko Baba | Key Animation |
| Visual Effects | Takafumi Hori | Key Animation |
| Visual Effects | Masako Sato | Key Animation |
| Visual Effects | Tadashi Sakazaki | Key Animation |
| Visual Effects | Takashi Mukouda | Key Animation |
| Camera | Yukihiro Masumoto | Director of Photography |
| Art | Anri Jojo | Art Designer |
| Visual Effects | Nobutake Ito | Key Animation |
| Visual Effects | Yoshihiro Kitano | Key Animation |
| Visual Effects | Kazutaka Ozaki | Animation Director |
| Crew | Keiko Itogawa | Special Effects |
| Crew | Chiemi Irisa | Special Effects |
| Visual Effects | Yoshiyuki Ito | Key Animation |
| Visual Effects | Aya Takano | Key Animation |
| Visual Effects | Nobumasa Shinkawa | Key Animation |
| Art | Yumi Ishii | Background Designer |
| Visual Effects | Chikako Kamata | Color Designer |
| Visual Effects | Chie Uratani | Key Animation |
| Visual Effects | Yasunori Miyazawa | Key Animation |
| Visual Effects | Shougo Furuya | Key Animation |
| Visual Effects | Yoshiyuki Sadamoto | Character Designer |
| Visual Effects | Soichiro Matsuda | Key Animation |
| Visual Effects | Yasuhiro Nakura | Key Animation |
| Visual Effects | Ken Baba | Key Animation |
| Art | Katsushi Aoki | Background Designer |
| Sound | Yasuyuki Konno | Sound Effects |
| Visual Effects | Kenji Hachizaki | Key Animation |
| Visual Effects | Hideaki Yoshio | Key Animation |
| Art | Shinichi Uehara | Background Designer |
| Visual Effects | Kunihiko Hamada | Animation Director |
| Art | Naruyo Kiriyama | Background Designer |
| Visual Effects | Hiroshi Kawaguchi | Key Animation |
| Visual Effects | Ayako Hata | Key Animation |
| Visual Effects | Miwa Sasaki | Key Animation |
| Visual Effects | Michiyo Suzuki | Key Animation |
| Visual Effects | Takaaki Hirayama | Key Animation |
| Visual Effects | Katsuyoshi Nakatsuru | Key Animation |
| Visual Effects | Tatsuzo Nishita | Key Animation |
| Visual Effects | Hiroyuki Aoyama | Key Animation |
| Art | Shiho Sato | Background Designer |
| Visual Effects | Takashi Okazaki | Character Designer |
| Visual Effects | Shigeru Fujita | Animation Director |
| Crew | Kumiko Taniguchi | Special Effects |
| Visual Effects | Michio Fukuda | Key Animation |
| Art | Junko Ina | Background Designer |
| Art | Mika Nishimura | Background Designer |
| Art | Ayami Aritake | Background Designer |
| Art | Ayumi Kawai | Background Designer |
| Art | Hitoshi Nagasaki | Background Designer |
| Visual Effects | Kohei Tanada | Compositing Artist |
| Art | Kazuyuki Hashimoto | Background Designer |
| Art | Yuji Ikeda | Background Designer |
| Visual Effects | Yasuhiro Asagi | Compositing Artist |
| Sound | Masayuki Onoue | Music Editor |
| Art | Seiko Yoshioka | Background Designer |
| Editing | Hitomi Sudo | Assistant Editor |
| Art | Hiromasa Ogura | Background Designer |
| Visual Effects | Takashi Muratani | Key Animation |
| Art | Izumi Muta | Background Designer |
| Art | Toshiharu Mizutani | Background Designer |
| Art | Kuniko Iwatani | Background Designer |
| Sound | Kozue Okada | Music Producer |
| Art | Naoto Abe | Background Designer |
| Visual Effects | Yuki Kawashita | Compositing Artist |
| Visual Effects | Naomi Takahashi | Compositing Artist |
| Art | Satoko Nakamura | Background Designer |
| Art | Akane Iwakuma | Background Designer |
| Visual Effects | Kei Machida | Compositing Artist |
| Art | Yoichi Nishikawa | Background Designer |
| Visual Effects | Tadashi Abiru | Key Animation |
| Art | Yoshikazu Fukutome | Background Designer |
| Visual Effects | Kenji Fujita | Compositing Artist |
| Visual Effects | Keiko Ishizuka | Compositing Artist |
| Visual Effects | Kanako Yamada | Compositing Artist |
| Visual Effects | Shigeki Nemoto | Compositing Artist |
| Visual Effects | Atsuro Saito | Compositing Artist |
| Visual Effects | Yukiya Imamura | Compositing Artist |
| Visual Effects | Kentaro Yayama | Compositing Artist |
| Visual Effects | Kang Myoung-joo | Compositing Artist |
| Visual Effects | Shigeaki Miyata | Compositing Artist |
| Visual Effects | Natsuko Sato | Compositing Artist |
| Sound | Mamiko Katakura | Music Editor |
| Directing | Tomohiko Ito | Assistant Director |
| Visual Effects | Naoki Tate | Key Animation |
| Production | Seiji Okuda | Executive Producer |
| Production | Takafumi Watanabe | Producer |
| Art | Yoji Takeshige | Art Direction |
| Crew | Hiroyuki Inage | Thanks |
| Sound | Yuji Furuya | Foley |
| Sound | Naoki Akahira | Foley |
| Art | Kazuo Oga | Background Designer |
