This film consists of all-new stories that are direct continuations of the previous two films and are told in four episodic parts. The four short stories take place in March as Haruka Nanase is about to graduate from Iwatobi High School.
代永翼
as Nagisa Hazuki (voice)
宮野真守
as Rin Matsuoka (voice)
鈴村健一
as Momotaro Mikoshiba (voice)
島﨑信長
as Haruka Nanase (voice)
宮田幸季
as Aiichiro Nitori (voice)
平川大輔
as Rei Ryugazaki (voice)
鈴木達央
as Makoto Tachibana (voice)
細谷佳正
as Sosuke Yamazaki (voice)
ゆきのさつき
as Miho Amakata (voice)
西山宏太朗
as Tooru Iwashimizu / David (voice)
野島健児
as Natsuya Kirishima (voice)
内山昂輝
as Ikuya Kirishima (voice)
