Baltimore Comic-Con

2013年5月，渡边参加伦敦动漫展（MCM London Comic Con，24~26日）2013年8月，出席美国20届Otakon盛会（August 9 - August 11, 2013； Baltimore Convention Center，Baltimore, Maryland, USA ），一同出席的还有菅野洋子、丸山正雄等人。

Comic Con!. Beyond the Western Deep. 2014-08-09 [2019-02-06]. （原始内容存档于2018-02-25）.  Kain, Alex; Bennett, Rachel. Western Deep at Baltimore Comic Con!

Comic. Comic Booked. [2012-08-24]. （原始内容存档于2012-07-04）.  Wright, Eddie. 'Adventure Time: Marceline and the Scream Queens' #1 Gets a Badass Baltimore Comic-Con

'Hulk'. Baltimore Sun. 2003-06-17 [2022-05-23]. （原始内容存档于2021-06-24） （英语）.  Worley, Rob. Countdown to 'Hulk': Sam Elliott: Hulkbuster. Comic Book Resources

Record-setting Morgan State basketball player Marvin Webster dies. The Baltimore Sun. April 8, 2009. [失效連結] Coonan, Clifford; Rooney, David. Wouter Barendrecht