studio15 TikTok Creator “Mamisuke / Just a Nagano Resident” Appointed as Nagano Prefecture PR Partner for FY2026

studio15 Inc., which operates advertising agency and production businesses in the short-form video field centered on TikTok, announced that its creator “Mamisuke / Just a Nagano Resident” has been appointed by Nagano Prefecture as a fiscal 2026 Nagano Prefecture PR Partner from April 15, 2026. This marks the first time a TikTok creator has been selected under the program. The Nagano Prefecture PR Partner program appoints influencers connected to Nagano Prefecture who are active on social media to share the appeal and initiatives of the prefecture through their own social media accounts. For fiscal 2026, a total of 11 groups were selected: nine Instagram creators, one YouTube creator, and one TikTok creator. Their term runs from April 15, 2026, to March 31, 2027. TikTok has recently seen a rapid rise in importance as a medium for gathering travel information. According to a 2024 survey, more than 60% of Gen Z women use TikTok as a source of travel information, accelerating a shift in public relations from traditional brochures and television toward social media, especially vertical short-form videos. Among the 11 appointed groups, “Mamisuke / Just a Nagano Resident” has 387,000 TikTok followers. Her combined follower count across TikTok and Instagram exceeds 600,000, and she is expected to help spread Nagano’s appeal among younger audiences. “Mamisuke / Just a Nagano Resident” is a TikTok creator known for her boyish voice and unpretentious daily vlogs. She has gained a wide fan base through her distinctive taste and worldview, including singing videos and artwork, and also enjoys strong popularity in livestreaming. Her main genres include daily vlogs, singing covers, art, and livestreaming. In her appointment comment, she thanked her supporters for helping her become a fiscal 2026 Nagano Prefecture PR Partner and expressed gratitude to everyone involved with her activities. She said she hopes to learn a great deal about Nagano Prefecture over the year and share more persuasive content, helping convey Nagano’s appeal nationwide as an officially recognized “ordinary Nagano resident.”