Story takes place 2 years after "Chihayafuru Part 2" and Chihaya is now a high school senior.
広瀬すず
as Chihaya Ayase
野村周平
as Taichi Mashima
新田真剣佑
as Arata Wataya
上白石萌音
as Kanade Ooe
矢本悠馬
as Yusei Nishida
森永悠希
as Tsutomu Komano
優希美青
as Sumire Hanano
佐野勇斗
as Akihiro Tsukuba
清原果耶
as Iori Wagatsuma
松岡茉優
as Shinobu Wakamiya
賀来賢人
as Hisashi Suo
松田美由紀
as Taeko Miyauchi