BookBase Inc. signs sponsorship contract with Vtuber Miyabi Tsuji

BookBase Inc. signs sponsorship contract with VTuber Miyabi Tsuji ​
BookBase Co., Ltd. Press Release: October 31, 2025 BookBase Inc. signs sponsorship contract with VTuber Miyabi Tsuji BookBase Inc. (headquarters: Osaka City) has signed a
sponsorship contract with Tsuji Miyabi, a Vtuber active in light novel introductory videos and other media. BookBase Inc. (Headquarters: Osaka City) is pleased to announce that it has signed a sponsorship agreement with Miyabi Tsuji, a VTuber active in light novel
introductory videos and other media. Sponsored videos may be posted in the future.
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Through our sponsorship of Tsuji Miyabi, we hope to bring the joy of discovering stories to even more readers and viewers. We believe that Tsuji Miyabi’s bright and friendly personality and sincere attitude toward introducing his work will create a synergistic effect with our company’s activities. Tsuji Miyabi plans to continue promoting the appeal of reading in new ways through videos and streaming projects, focusing on content themed around light novels and stories. We hope you will continue to pay attention to Tsuji Miyabi and our company’s activities. ■What is Tsuji Miyabi? A mysterious, animal-eared, genius creature who calls himself a “story-loving YouTuber.” He seems to be searching for himself by following stories in light novels, novels, and games. He sometimes writes his own stories. Website:
https://miyabitsuji12277.wixsite.com/tsuji-miyabi-home YouTube channel: https://www.youtube.com/@MiyabiTsuji X (old Twitter): https://x.com/MiyabiTsuji2525 ■About BookBase, Inc. Our company operates the light novel label “Dangan Bunko” with the aim of “providing an overwhelming reading experience that moves readers.” Taking advantage of the low cost of primarily e-books, Dangan Bunko creates works in genres that defy existing trends and are innovative, aiming to breathe new life into the traditional light novel market. Website: https://dangan.bookbase.jp/ YouTube channel:
https://www.youtube.com/@bbbookbase9293 X (old Twitter):
https://x.com/danganbunko ◆For companies interested in our work Our company is involved in media mixes and collaborations, including video, audio, and comic book adaptations, as well as the production and development of original IP through collaborations, so if you’re a company interested, please feel free to contact us. [Corporate counter] license@bookbase.jp