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List of 2004 Ohio Anime Conventions
| Dates | Location | |
|---|---|---|
| Ohayocon 2004 | January 23-25, 2004 | Hyatt Regency Columbus Columbus, OH |
| Cleveland Colossal Convention 2004 | March 26-28, 2004 | Holiday Inn Cleveland South Independence Independence, OH |
| Animarathon 2004 | April 17, 2004 | Bowling Green State University Bowling Green, OH |
| Lakewood Public Library Anime Festival 2004 | June 12, 2004 | Lakewood Public Library, Lower Level Lakewood, OH |
| July 10, 2004 | Ramada Inn Akron/Kent Kent, OH |
|
| Ikasucon 2004 | July 16-18, 2004 | Clarion Hotel Cincinnati, OH |
| Galaxa-Con 2004 | August 21, 2004 | Ramada Inn Akron/Kent Kent, OH |
| Anime Weekend @ LPL 2004 | November 12-14, 2004 | Lakewood Public Library Lakewood, OH |
| Dates | Location |