Dirkle D. Mannington, better known by their stage name deadman 死​人, is a producer and singer who gained notoriety from his YouTube type beats.

They started to gain some traction with his song with Lil Boom titled "Already Dead," but they wouldn’t blow up until they released the instrumental for the song "Omae Wa Mou" on all platforms. Once the instrumental released, it went viral on TikTok. Read more on Last.fm. User-contributed text is available under the Creative Commons By-SA License; additional terms may apply.