14 year-old schoolgirl Tsubame is into university student Toru. She sees him in her area and really wants to be his. She struggles with how to inform him of her love. Then her stepmother becomes pregnant and she is distracted with that development. The one reliable part of her life is the calligraphy class she attends, but then she runs into a woman.
Unfortunately the movie The Brightest Roof in the Universe is not yet available on HBO Max.
| Production | Koko Maeda | Producer |
| Sound | Cocco | Theme Song Performance |
| Production | Taro Mori | Line Producer |
| Visual Effects | Kojiro Ohsawa | VFX Supervisor |
| Production | Takaharu Kanai | Producer |
| Camera | Senzo Ueno | Director of Photography |
| Lighting | Masachio Nishida | Gaffer |
| Production | Koko Maeda | Development Producer |
| Art | Hiroshi Tanaka | Decorator |
| Directing | Gen Osaka | Assistant Director |
| Production | Masahiro Handa | Co-Producer |
| Production | Kiyoshi Koukuchi | Co-Producer |
| Production | Fumiko Tsutsui | Associate Producer |
| Sound | Masatoshi Katsumata | Supervising Sound Editor |
| Production | Naoto Kuribayashi | Production Manager |
| Crew | Hiroyuki Yoshida | Stunt Coordinator |
| Crew | Tomoaki Kawasumi | Stunts |
| Costume & Make-Up | Kumiko Fukushima | Makeup & Hair |
| Costume & Make-Up | Sakai | Costume Designer |
| Sound | Tatsuhiro Okamoto | Sound Mixer |
| Art | Kyōko Heya | Production Design |
| Writing | Michihito Fujii | Writer |
| Directing | Michihito Fujii | Director |
| Writing | Tomoso Nonaka | Novel |
| Editing | Tatsuma Furukawa | Editor |
| Sound | Takashi Ohmama | Original Music Composer |
