大竹研 is a Japanese singer-songwriter who has been active since the early 2000s. His music is known for its dreamy, atmospheric sound and introspective lyrics. He has released several albums and EPs, including "捲動發條的男人今天要繼續做什麼?" (2019), "Yü" (2020), "Ken" (2021), and "似曾至此" (2022).