Youmacon is an annual four-day anime convention held during November at Huntington Place in Detroit, Michigan, United States.

[9] The convention typically offers anime music videos, Artist Alley, Charity Masquerade Ball, concerts, costume competitions, Dealers Room, gaming tournaments, karaoke, Live Action Mario Party and Donkey Kong, live musical performances, maid café, masquerade, Mystery Science Theater 4000, rave, table-top gaming, talent competitions, and video gaming.

[6][8][21] The Renaissance Center prohibited attendees from carrying fake weapons and wearing masks that would hide their faces in 2014.

[22] Origa was unable to enter the United States from Canada for her 2014 Youmacon appearance due to not having a P visa.

[26] The convention improved elevator lines and game room wait times, but the physical schedule copy suffered from errors in 2017.