Eishin Fudemura is a Japanese voice actor and singer affiliated with the agency Style Cube. He was born on October 24, 1993, in Hakodate, Hokkaido. His entertainment career began in September 2014 when he joined Jugend Stil, a project for up-and-coming male voice actors under Style Cube. In January 2016, he formed the dance and vocal unit BB-voice with Keito Okuyama, and in March of the same year, he became a first-generation member of Tsukicla, a group for new voice acting talents.

Fudemura's anime roles include Hitoshi Sugoroku in Nanbaka, a character known for his feminine appearance and surprising durability. He also voiced Selen in the Show by Rock!! series, including Show by Rock!! Stars!!. His other notable anime performances include Roman Yamashina in Tsuki ga Kirei, Kentaro Honda in Asobi Asobase, and Ryota Someya in Danganronpa 3: The End of Hope's Peak High School. In addition to anime, he has lent his voice to several video games, such as Kanata Yagi in Star Revolution 88, Makoto Asukatani in Song of Memories, and a character in the Japanese version of Food Fantasy.

Throughout his career, Fudemura has participated in various group activities and collaborations. He has been a member of multiple units, including BB-voice and Tsukicla. In 2020, he joined the gay idol group Nichome Sakigake no Coming Out. A notable recurring collaboration in his career is with director Seiji Kishi, who has worked on several projects featuring Fudemura.

Beyond his voice work, Fudemura has a unique and notable achievement: he holds a Class 1 Small Vessel Operator license, demonstrating a proficiency in boating. His talents also extend to motion capture acting, where he has contributed his dancing skills to projects for anime endings and rhythm games. In 2022, he was selected as a special guest voice for the Rainbow Royale event in the popular game Fortnite, an initiative celebrating the LGBTQIA+ community.