A
AniwikTrack. Discover. Discuss.
HomeNews(new stories)BrowseCharacters
Sign InSign Up
A
AniwikTrack. Discover. Discuss.

Discover, track, and review anime. Join a passionate community of anime enthusiasts.

Browse

  • Browse Anime
  • Characters
  • News

Community

  • Discover Users
  • Sign In
  • Create Account

© 2026 Aniwik. All rights reserved.

HomeBrowse(new stories)NewsMy ListCharacters
Rascal Does Not Dream of a Dear Friend - Anime poster
  1. Home
  2. Characters
  3. Rio Futaba
Rio Futaba portrait

Rio Futaba

双葉理央

Popularity
5.4Kfans

Very Popular · 5.4K community favorites

Appearances
1
anime
Voice Actors
1
actor
Languages
1
dub

Rio Futaba is a classmate and one of the closest friends of Sakuta Azusagawa in the Rascal Does Not Dream series. She is the only member of her school’s science club, and other students see her as a bit odd. Rio is calm and logical, and she does not show her feelings much. At first she thinks “Adolescence Syndrome,” a strange condition where a teen’s stress causes impossible events, is just a silly internet legend.

Even so, she becomes Sakuta’s go-to expert. Whenever something bizarre happens, he brings it to her, and she tries to explain it through science, drawing on ideas from physics and other fields. Her advice helps him make sense of many of the cases he runs into. She may seem cold, but she is loyal and kind to her friends. She also has quiet feelings for Yuuma Kunimi, Sakuta’s friend, which she keeps to herself.

Rio has her own brush with the syndrome. She feels unsure about her body and her looks. Those feelings split her into two separate people who exist at the same time. One version of her starts posting revealing photos of herself online to get attention. Sakuta and Yuuma help her through it, and the experience brings her closer to Yuuma. Later on, Rio goes to a national university and works part-time at the same cram school, an after-school study center, as Sakuta.

On screen

Appears in

Rascal Does Not Dream of a Dear Friend poster

Rascal Does Not Dream of a Dear Friend

Supporting Role2026Movie1 episode
DramaRomanceSupernaturalPsychological

Rascal Does Not Dream of a Dear Friend is the planned last chapter of the Rascal Does Not Dream series. It is a theatrical film set to open in Japan on October 16, 2026. It adapts the final two volumes of Hajime Kamoshida's light novels. Studio CloverWorks, which has animated the whole anime series, is making it. The film follows right after the 2025 TV season, Rascal Does Not Dream of Santa Claus. The series is about "Adolescence Syndrome." This is a strange condition where stress and hidden feelings turn into events that seem impossible, like people becoming invisible or time acting wrong. Sakuta Azusagawa, now a university student, has helped many young people through it. At his side is his girlfriend, Mai Sakurajima, a famous actress. The story takes place in Kanagawa Prefecture, around Fujisawa and Yokohama. For a long time, Sakuta has been chasing one question: who is Touko Kirishima? She is a hugely popular singer who posts songs online, but her real identity is secret. In the TV season, Sakuta saw a dream on Christmas Eve that seemed to show the future. At the start of this film, that dream seems to come true. On April 1, in front of a big crowd, Mai says that she is Touko Kirishima. The fans go wild. But Sakuta knows something is not right. After that day, more and more things happen that people once only wished for. It is as if dreams are turning real on their own. A social media hashtag that people used to share their dreams suddenly disappears. Sakuta starts to feel that the world around him no longer matches what he remembers. Then he gets a message that seems to come from another version of himself, living in a different reality. The message warns him to stop Touko Kirishima before the world is changed for good. To fix things, Sakuta must find the real Touko. The film looks likely to bring together the big ideas of the whole series. These include the gap between how people see us and who we really are, the pressure of being watched online, and how love can keep someone anchored when the world feels unreal. It also looks at Sakuta's own heart, since he has spent years solving other people's problems. This movie is made for fans who have followed the story from the start. New viewers should begin with the first TV series, Rascal Does Not Dream of Bunny Girl Senpai, then watch the films and the 2025 season before this finale. Since the movie has not been released yet, details beyond the official premise are still unknown.

Cast

Voice actors

1 actor
Atsumi Tanezaki voice actor portrait
🇯🇵

Atsumi Tanezaki

AniList Profile

Aniwik News

Latest news

All news
Digimon's fan-voted Best Adventure broadcast releases its main PV ahead of October 4

About Digimon: Digital Monsters+3

Digimon's fan-voted Best Adventure broadcast releases its main PV ahead of October 4

AArgal·9h ago
Isshiki-san Wants to Know About Love adds four cast members and a ginkgo-lined main visual

About Isshiki-san wa Koi wo Shiritai.

Isshiki-san Wants to Know About Love adds four cast members and a ginkgo-lined main visual

AArgal·9h ago
The Legend of Luo Xiaohei's Preschool Arc starts streaming on Bilibili October 30

About The Legend of Luoxiaohei+1

The Legend of Luo Xiaohei's Preschool Arc starts streaming on Bilibili October 30

AArgal·9h ago

From the same world

Related characters

From the same world

Related characters

Mai Sakurajima character image

Mai Sakurajima

Sakuta Azusagawa character image

Sakuta Azusagawa

Kaede Azusagawa character image

Kaede Azusagawa

Tomoe Koga character image

Tomoe Koga

Shouko Makinohara character image

Shouko Makinohara

Nodoka Toyohama character image

Nodoka Toyohama

Uzuki Hirokawa character image

Uzuki Hirokawa

Miori Mitou character image

Miori Mitou

Ikumi Akagi character image

Ikumi Akagi