Uketsu is a Japanese author, writer, YouTuber, and creator. He performs wearing a white mask and black full-body spandex, and is known as a masked artist who does not reveal his true face or real name. He began his career as a writer for the web media outlet “Omocoro” in 2018, and on YouTube, he has produced videos featuring a unique worldview that blends mystery, horror, and comedy. In his musical endeavors, he releases a “Music Series” on YouTube and other platforms, for which he handles the lyrics, composition, and arrangement himself. His works, featuring unique lyrics and melodies, have gained popularity, and videos such as “Internet writing man!” have racked up a large number of views. In July 2026, he signed an artist contract with Sony Music’s label “Echoes” and made his full-fledged debut as a music artist. On July 5, 2026, he digitally released “Will You Curse Me?” , for which he wrote the lyrics and composed the music himself. The song was selected as the ending theme for the TV anime *Let’s Go Kaiki-gumi* and expresses Ameana’s unique, eerie worldview through music.