See Also:
Cookie Clicker makes a hit explosively in Japan and the Japanese writes Sensuality novel of the Granma in Twitter
Event site
クッキーを焼くだけの簡単なお仕事(The simple work that only bakes cookies)
According to event organizers, they decided event holding by force of the liquor :) and some people worried about popularity of Cookie Clicker was kept until the event date. It is September that Cookie Clicker made a hit in Japan. The preference of people is easy to fade.
However, the worry was useless.
クッキー本のレベル高いですね…w pic.twitter.com/PNB9W5zBf6
— とりはる 1日目西り21b (@toriharu) November 4, 2013
【くっきーばばあ】クッキークリッカーオンリーに、コスプレ参加なう pic.twitter.com/rUEJCqBwqR
— れもん3日目東I40a (@lemon_despair) November 4, 2013
クッキークリッカーオンリーよかったです イヤホンの代わりにイヤホンジャックストラップつけるレベル 好きなだけクッキークリックできる pic.twitter.com/jzuWYLRxnP
— ハルカタ101 (@harukata101) November 4, 2013
Japanese Cookie Clicker fans enjoyed this very much. In addition, Dōjinshi of Cookie Clicker was found by developer orteil. He said "I NEED IT".
Probably the marketing in current Japan is the most difficult. Nobody can't predict what is popular in Japan in future.