About
This official app offers fans exclusive content, event information, and direct communication with a popular artist. Enjoy behind-the-scenes movies and send fan letters for a special interactive experience.
What's New in K's Room
2.15.3
March 17, 2026
軽微な不具合を修正しました。
Developer apps
FAQ
What is K's Room?
K's Room is the official app created by Kouhei Matsushita for his fans. It provides a space for fans to enjoy exclusive content, event information, and interact with the artist.
What kind of exclusive content can I find on K's Room?
K's Room offers original movie content that can only be viewed within the app. This includes behind-the-scenes footage and other special videos from Kouhei Matsushita.
How do I send a fan letter through K's Room?
You can send original fan letters to Kouhei Matsushita directly through the FanLetter feature in the app. This service has a fee of 300 JPY per submission.
What are the subscription costs for K's Room?
To access features like Movie and FanLetter, a paid membership is required. The subscription costs 7,200 JPY per year and automatically renews annually.
How can I cancel my K's Room subscription?
You can cancel your automatic subscription renewal from your Apple ID settings at least 24 hours before the current period ends. Cancellations will take effect after the current contract period is over.
Is K's Room available on Android devices?
Based on the provided information, K's Room is currently supported on iPhone and iPod devices. Compatibility with Android is not specified.
How often is K's Room updated?
The app was last updated on March 17, 2026, with version 2.15.3. This indicates regular updates are provided by the developer.
What is the age rating for K's Room?
K's Room has an age rating of 4+, making it suitable for a wide audience. This rating is based on general content appropriateness.