Films with screenplays by Mari Okada

is a Japanese anime television series created by , an artist collective consisting of director Tatsuyuki Nagai, screenwriter Mari Okada, and character designer Masayoshi Tanaka. The anime was produced by A-1 Pictures and aired in Fuji TV's Noitamina block between April and June 2011. It has been licensed in North America by Aniplex of America.

2020 anime film directed by Junichi Sato and Tomotaka Shibayama

2018 Japanese animated film

2015 animated film directed by Tatsuyuki Nagai

is a character series created by Sanrio in 2001, with character designs from Miyuki Okumura. The main character, Cinnamoroll, is a white puppy with chubby and pink cheeks, long ears, blue eyes, and a tail that resembles a cinnamon roll. He starred in his own manga series, an anime movie, and various animation shorts. Cinnamoroll's friends include Milk, Mocha, and Chiffon.

is a 2023 Japanese animated science fantasy drama film. Produced by MAPPA and distributed by Warner Bros. Pictures Japan, the film is directed and written by Mari Okada. The film debuted in Japanese theaters on September 15, 2023, and was released worldwide on Netflix on January 15, 2024.

2019 anime film directed by Tatsuyuki Nagai

2017 Japanese film directed by Takahiro Miki