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New Details on the Movie 'Toisan'

The eagerly awaited animated film 'Toisan wa Seishun Shitai! "Baka to Smartphone to Romance to"', produced by STPR, is set to hit theaters nationwide on July 18, 2025. The main cast and the ending theme song were revealed during a live stream on June 24, 2025, hosted by Gel, one of the prominent creators associated with STPR. Notably, Gel will not only voice the main character but also contribute to the original story.

Main Cast Announced

The film boasts a stellar voice cast, which includes:

• - Momo Mochizuki: voiced by Ai Kayano
• - Satan Yamada: voiced by Yuma Uchida
• - Yuri Himeno: voiced by Ayane Sakura
• - Hideki Otaku: voiced by Junta Terashima
• - Haruka Shirakawa: voiced by Manaka Iwami
• - Kenichi Minamoto: voiced by Takehito Koyasu
• - Kiriya Numauka: voiced by Nobuhiko Okamoto

Ending Theme Song

The emotional ending theme titled "Mirai no Kimi kara Daijoubu!" is composed and written by Kenichi Maeyamada and will feature Sutopuri's performance. The song aims to enhance the emotional depth of the film's conclusion. Details regarding its release will be shared around the film's debut.

Short Animation and Karaoke Campaign

In collaboration with Karaoke Manekineko, a campaign will feature short animated segments from 'Toisan', offering special merchandise and promotional drink collaborations from July 3 to August 11, 2025. Multiple activities including repeated visits to join campaigns and exclusive goods will attract fans.

Movie Overview

• - Title: 'Toisan wa Seishun Shitai! "Baka to Smartphone to Romance to"'
• - Director: Mankyuu, known for works like 'PUI PUI Molcar the Movie'
• - Script: Kato Youichi and Gel (Sutopuri)
• - Animation Production: Seven Arcs

Story Introduction

What was meant to be a typical high school experience for protagonist Toisan takes a wild turn. From day one, she finds herself particularly favored by the quirky Gel, leading to her forced entry into a mysterious ‘Youth Romance Club.’ The club aims to explore ‘youthful activities’ and ‘romantic elements,’ but things spiral into a series of hilarious incidents. A streaming series soon follows, punctuated by spontaneous moments of laughter that continue to perplex Toisan’s balanced life.

Release information

Mark your calendars as 'Toisan' premieres in theaters nationwide on July 18, 2025! For updates on screenings and various events, fans are encouraged to check the official theater schedule.

Check the official page for theater information

Introduction to Gel

Gel serves as the core member of the 2.5D idol group, Sutopuri. With an impressive social media following of over 9.71 million across platforms as of June 2025, he engages his audience through live streams, original music compositions, and short fiction writing, showcasing his versatile creative flair.

The original animated series 'Toisan', launched in April 2019, has amassed over 10 billion views, making Gel's characters resonate across various social media platforms, emerging as a unique comedic force. Every aspect of its creation—from voice work to animation—is handled by Gel, demonstrating a truly personalized entertainment experience.

About STPR

Established in 2018, STPR aims to enhance entertainment experiences by producing diverse content that crosses beyond dimensions. The company has a strong foothold in music, creative production, and merchandising while expanding its potential across international markets, particularly in Asia. Pursuing further growth, STPR relocated to Shibuya Hikarie and established an in-house studio to innovate XR content.

For more information, visit STPR Official Website.