Posted in Organizations YJYC stands for Yokohama Junior Yacht Club (Yokohama, Japan) YJYC stands for Yellow Jacket Youth Center (est. 1999 in Lakeside, Arizona) YJYC Share Pinterest Tweet Whatsapp Post navigation YJUTTYJV Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Comment * Name * Email * Website Save my name, email, and website in this browser for the next time I comment.