Following the events of Ju-on: The Beginning of the End, Mai, the older sister of elementary schoolteacher Yui Shono, goes to look for her sister, who disappeared after a year while working in an elementary school. Mai soon discovers the Teriyaki household who tells her about what happened to her sister. Mai will now uncover the dark secrets of Ju-on and will try to end the curse once and for all.
| Actor | Role |
|---|---|
 Airi TairaMai Shono | Mai Shono |
 Renn KiriyamaSota Kitamura | Sota Kitamura |
 Nonoka OnoReo Hasegawa | Reo Hasegawa |
 Yurina YanagiMidori | Midori |
 Miyabi MatsuuraMadoka | Madoka |
 Rimi MachidaEna | Ena |
 Kanan NakaharaMaki Hasegawa | Maki Hasegawa |
 Nozomi SasakiYui Shono | Yui Shono |
 Kai KobayashiToshio Saeki | Toshio Saeki |
 Misaki SaishoKayako Saeki | Kayako Saeki |
 Yasuhito HidaTakeo Saeki | Takeo Saeki |
 Yuina KuroshimaYayoi | Yayoi |
 Yoshihiko HakamadaKyosuke Takeda | Kyosuke Takeda |
 HIKAKINWaiter | Waiter |
 Ryōta WadaNot listed | Not listed |