zoo (ずー) is a Super Smash Bros. Ultimate King K. Rool player from Japan, considered to be among the best in the country. He's among the most prolific online King K. Rool players, competing in many tournaments on Smashmate, particularly Tamisuma. He also plays on the rated ladder regularly, getting ratings as high as 1913 Elo in the 13th season. Among his best placements in these tournaments include 5th at Tamisuma SP #189 and 9th at Maesuma #107. zoo has been recognized by western players — including Ben Gold — for making his distinctly campy playstyle succeed in high-level play, something that is often considered to be unviable. He regularly streams his Smashmate and Elite Smash runs on YouTube.