Films
| Film Title | Japanese | Director | Year | Duration | Section | Editions |
|---|---|---|---|---|---|---|
| Onmyoji II / Ying-Yang Master 2 | Yojiro TAKITA | 2003 | 115 Min. | Nippon Cinema | 2004 | |
| Onna No Amazake | Shinichi MURAKAMI | Min. | Nippon Digital | 2007 | ||
| Oppai Volleyball | おっぱいバレー | Eiichiro HASUMI | 2009 | 102 Min. | Nippon Cinema | 2010 |
| Ordinary Everyday | Noriko YUASA | 2017 | 30 Min. | Nippon Visions | 2018 | |
| Ordinary People | Hisashi WAKAMUTSU | 2006 | 27 Min. | Nippon Digital | 2007 | |
| Origami | Tadasuke KOTANI | 2022 | 50 Min. | Nippon Docs | 2022 | |
| Ornamental Hairpin | 簪 | Hiroshi SHIMIZU | 1941 | 68 Min. | Nippon Retro | 2021 |
| Orochi | 雄呂血 | Buntaro FUTAGAWA | 1925 | 74 Min. | Nippon Visions | 2015 |
| Osaka Hamlet | 大阪ハムレット | Fujiro MITSUISHI | 2008 | 107 Min. | Nippon Cinema | 2009 |
| OTOHIME 20000 | 乙姫二万年 | Naoyuki NIIYA | 2018 | 35 Min. | Nippon Animation | 2023 |
| Our 30-Minute Sessions | サヨナラまでの30分 | Kentaro HAGIWARA | 2020 | 114 Min. | Nippon Cinema | 2021 |
| Our Brief Eternity | Takuya FUKUSHIMA | 2009 | 105 Min. | Nippon Digital | 2010 | |
| Our Family | ぼくたちの家族 | Yuya ISHII | 2014 | 117 Min. | Nippon Cinema | 2015 |
| Our Homeland | かぞくのくに- | Yonghi YANG | 2012 | 100 Min. | Nippon Cinema | 2012 |
| Our House | Koki MITANI | 2001 | 116 Min. | Nippon Cinema | 2006 | |
| Our House / Notre maison | Caori MURATA | 2020 | 3 Min. | Nippon Animation | 2021 | |
| Our Huff And Puff Journey | 私たちのハァハァ | Daigo MATSUI | 2015 | 91 Min. | Nippon Cinema | 2023 |
| Our Little Pond | Namiko ISHIDATE | 2021 | 15 Min. | Nippon Animation | 2021 | |
| Our Voice | 声よ | Ayumu YUASA | 2024 | 20 Min. | Nippon Visions | 2025 |
| Out Of My Mind | Tomomi KOMAZAKI | 2016 | 6:47 Min. | Nippon Animation | 2016 |