It is August 12th. After the remote control to his boarding house's only air conditioning unit is inadvertently destroyed by spilled cola, "I" devises a plan to return to yesterday in a time machine to recover the remote before it breaks. However, his prankster friend Ozu cannot resist playing with past events, even if it means bringing the universe to the brink of destruction. Now "I" finds himself racing through time to avoid disaster.
You can now watch The Tatami Time Machine Blues online on the following streaming providers in the United States.
| Writing | Tomihiko Morimi | Novel |
| Directing | Shingo Natsume | Series Director |
| Sound | Kensuke Kita | Theme Song Performance |
| Sound | Takahiro Yamada | Theme Song Performance |
| Sound | Kiyoshi Ijichi | Theme Song Performance |
| Sound | Masafumi Gotoh | Theme Song Performance |
| Writing | Makoto Ueda | Series Composition |
| Production | Yasushi Kuwata | Executive Producer |
| Production | Daiji Horiuchi | Executive Producer |
| Production | Shinichiro Mutaguchi | Executive Producer |
| Production | Eunyoung Choi | Executive Producer |
| Production | Keiji Ota | Executive Producer |
| Production | Katsuya Watanabe | Executive Producer |
| Production | Hisashi Ishiwata | Executive Producer |
| Production | Yukiko Takase | Executive Producer |
| Production | Noriko Ozaki | Producer |
| Production | Hana Sugawara | Producer |
| Production | Fumie Takeuchi | Producer |
| Production | Eunyoung Choi | Producer |
| Visual Effects | Nobutake Ito | Character Designer |
| Visual Effects | mokochan | Opening/Ending Animation |
| Visual Effects | Asami Murakoshi | Opening/Ending Animation |
| Visual Effects | Gan Haotian | Opening/Ending Animation |
| Visual Effects | Kenji Zemba | Opening/Ending Animation |
| Visual Effects | Shun Sakata | Opening/Ending Animation |
| Sound | Chloe Hyun | Theme Song Performance |
| Visual Effects | Shoko Nishigaki | Character Designer |
| Visual Effects | Yusuke Nakamura | Character Designer |
| Art | Fuminao Akai | Art Direction |
| Visual Effects | Ayaka Nakamura | Color Designer |
| Camera | Hikari Itoh | Director of Photography |
| Camera | Yoshihiro Sekiya | Director of Photography |
| Editing | Akari Saitoh | Editor |
| Sound | Eriko Kimura | Sound Director |
| Directing | Fuga Yamashiro | Assistant Director |
| Sound | Katsuhiro Nakano | Sound Effects |
| Writing | Masaaki Yuasa | Original Concept |
| Art | Mika Nakajima | Art Designer |
| Art | Ryoko Takashimizu | Assistant Director of Photography |
| Editing | Masatoshi Nakano | Online Editor |
| Editing | Ikuya Hirano | Online Editor |
| Sound | Shizuo Kurahashi | Foley Artist |
| Sound | Hiroaki Ota | Sound Mixer |
| Sound | Michiru Oshima | Original Music Composer |
