- Mone Kamishiraishi (Your Name) as Kanade Oe
- Yuma Yamato (Dawn Wind in My Poncho) as Yusei Nishida
- Yuki Morinaga (The Liar and His Lover) as Tsutomu Komano
- Hiroya Shimizu (The World of Kanako) as Akihito Sudo
- Mayu Matsuoka (A Silent Voice) as Shinobu Wakamiya
- Miyuki Matsuda (Audition) as Taeko Miyauchi
- Jun Kunimura (Shin Godzilla) as Harada
- Mio Yuki (Assassination Classroom: Graduation) as Sumira Hanano, a girl who falls in love with Taichi on first sight and decides to join the karuta club.
- Hayato Sano (3D Kanojo: Real Girl) as Akihiro Tsukuba, a new member of the karuta club.
- Kaya Kiyohara (March Comes in Like a Lion) as Io Wagatsuma, a film-only character and serves as Chihaya's rival in the film as well as the current holder of the title of semi-queen.
- Kento Kaku (The Disastrous Life of Saiki K) as Hisashi Suo, the current meijin, and is one of the game's strongest players.
The movie started filming last spring 2017. The film's director, Norihiro Koizumi (Midnight Sun) notes that since its been two years since they filmed the first film, the new film will also take place two years after it. He also stated that the film will also portray the love triangle between Chihaya, Taichi, and Arata, and will finally settle the rivalry between Chihaya and Shinobu Wakamiya, the current karuta queen.
Lastly, the creator of the original manga, Yuki Suetsugu has approved the film's script. Chihayafuru: Conclusion is set for a March 17, 2018 release in Japan.
[Source: Anime News Network]