i found it on tumblr
This work is not done by Kishimoto but by Youko Fujitani. still excited about Sasusaku wedding omg I want it- SasuSaku Wedding Event: a small event that will take place on October 4th, during Comic City Spark 10. Basically, an occasion for SasuSaku artists to gather together, publish many new doujinshi for their favourite ship and sell them during the event, thus spreading the love in Japan.