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.
| Sound | Cocco | Theme Song Performance |
| Production | Koko Maeda | Producer |
| Production | Takaharu Kanai | Producer |
| Camera | Senzo Ueno | Director of Photography |
| Visual Effects | Kojiro Ohsawa | VFX Supervisor |
| Production | Taro Mori | Line Producer |
| Lighting | Masachio Nishida | Gaffer |
| Art | Hiroshi Tanaka | Decorator |
| Production | Koko Maeda | Development Producer |
| Production | Kiyoshi Koukuchi | Co-Producer |
| Production | Masahiro Handa | Co-Producer |
| Production | Fumiko Tsutsui | Associate Producer |
| Sound | Masatoshi Katsumata | Supervising Sound Editor |
| Directing | Gen Osaka | Assistant Director |
| Production | Naoto Kuribayashi | Production Manager |
| Crew | Hiroyuki Yoshida | Stunt Coordinator |
| Crew | Tomoaki Kawasumi | Stunts |
| Sound | Tatsuhiro Okamoto | Sound Mixer |
| Art | Kyōko Heya | Production Design |
| Costume & Make-Up | Sakai | Costume Designer |
| Costume & Make-Up | Kumiko Fukushima | Makeup & Hair |
| Directing | Michihito Fujii | Director |
| Writing | Michihito Fujii | Writer |
| Writing | Tomoso Nonaka | Novel |
| Sound | Takashi Ohmama | Original Music Composer |
| Editing | Tatsuma Furukawa | Editor |
