https://www.animenewsnetwork.com/news/2010-04-26/california-fanimecon-hosts-gainax-hiroyuki-yamaga
California's FanimeCon Hosts Gainax's Hiroyuki Yamaga - News - Anime News Network
Gainax co-founder/executive director to return to May 28-31 convention
california shiroyuki yamagafanimeconhostsgainax