Next year, SUNHOSEKI's Hoppe-chan mascot franchise celebrates its 15th anniversary with its very own anime adaptation. Today, we get our first look at the adorable slime-like creatures in action, thanks to the anime's first trailer — at the same time locking in a January 2026 premiere. Check out the trailer for Hoppe-chan ~Sun Ookoku to Kuto Hoppe-dan no Himitsu~ (titled in English as HOPPECHAN – Mystery of the Sun Kingdom and the Black-Cheek Team – ): Hoppe-chan Anime Trailer RELATED: Hoppe-chan Mascot Franchise Gets Anime Adaptation in 2026 As heard in the trailer, the theme song for the series will be EXILE B HAPPY's "Hope & Jump (feat. Crystal Kay)." Six new cast members have also joined the series: Kuro Hoppe-chan voiced by Yurie Kozakai Yami Hoppe-chan voiced by Rio Ooki Doku Hoppe-chan voiced by Kokona Oishi Ousama Hoppe-chan voiced by Yusuke Kondo Shitsuji Hoppe-chan voiced by Takuro Hijioka Nene voiced by Yuzuta Shiba Kuro Hoppe-chan Yami Hoppe-chan Doku Hoppe-chan Ousama Hoppe-chan Shitsuji Hoppe-chan Nene RELATED: Pokémon Pokopia Builds March 5 Release With Extended Trailer Key visual Nabeshige directs Hoppe-chan ~Sun Ookoku to Kuro Hoppe-dan no Himitsu~ at Toon Harbor Works, based on the franchise created by SUNHOSEKI. Yoko Yonaiyama ( mono ) will handle series composition, with Takahiro Nagano ( Duel Masters ) and Saji Komori ( PuniRunes ) collaborating with Yonaiyama on scriptwriting. Gurin. and 1ssaKawaguchi will provide character designs. The anime will follow two adjacent storylines. In the adorable world of the Sun Kingdom, a Hoppe-chan who has lost her memories joins the battle to protect the kingdom from the machinations of toxic, "uncute" slimes. Meanwhile in our world, office worker Hoho is feeling sad and adrift. Over the course of the series, these two stories will intersect. Source: Comic Natalie
