Before revision: and Kamen Rider Seicomart 2019 - Seicomart Fan conventions Stamp rallies are common features of artist alleys at anime conventions, comic cons, or similar fandom events , both in Japan and internationally.
After revision: and Kamen Rider Seicomart 2019 - Seicomart Conventions Stamp rallies are common features of artist alleys at anime conventions, trade fairs, and conventions or expositions dedicated to Japanese or world cultures , both in Japan and internationally.