List of Japanese films of 2023
This is a list of Japanese films that were first released in 2023.
Highest-grossing films
Worldwide
The following is a list of the top five highest-grossing Japanese films released at the worldwide box office during 2023.| Rank | Title | Gross | |
| 1 | The Boy and the Heron | $294,200,000 | |
| 2 | Detective Conan: Black Iron Submarine | $121,456,706 | |
| 3 | Godzilla Minus One | $115,857,413 | |
| 4 | Kingdom 3: The Flame of Destiny | $36,259,522 | |
| 5 | Don't Call it Mystery | $32,488,540 |
Japan
The following is a list of the 10 highest-grossing Japanese films released at the Japanese box office during 2023.| Rank | Title | Gross |
| 1 | The First Slam Dunk | |
| 2 | Detective Conan: Black Iron Submarine | |
| 3 | The Boy and the Heron | |
| 4 | Kingdom 3: The Flame of Destiny | |
| 5 | Godzilla Minus One | |
| 6 | Don't Call It Mystery | |
| 7 | Tokyo MER: Mobile Emergency Room – The Movie | |
| 8 | Doraemon: Nobita's Sky Utopia | |
| 9 | Demon Slayer: Kimetsu no Yaiba – To the Swordsmith Village | |
| 10 | Idolish7: Live 4bit – Beyond the Period |
Box office records
- The anime films Suzume and The First Slam Dunk set several box office records upon their international debut in 2023.
- * In South Korea, The First Slam Dunk became the highest-grossing anime film, before its record was surpassed by Suzume.
- * In China, Suzume became the highest-grossing anime film. It also set the record for the biggest opening for an anime film in China, before its record was surpassed by The First Slam Dunk.
- * The First Slam Dunk also set Chinese box office records for the highest pre-sales for an animated import, and the largest IMAX opening weekend for a foreign animated film.
- Godzilla Minus One set notable box office records.
- * Godzilla Minus One became the highest-grossing Japanese Godzilla film at the global box office.
- * In the United States, the film earned the highest-grossing live-action Japanese film , it holds the box office record for the highest-grossing Japanese-language movie, and surpassed Bong Joon-ho's Parasite as the third highest-grossing foreign-language film of all time.