An American-based, globally-available crowdshare service, Kickstarter offers independent creators the chance to fundraise from their audiences. If a work is tagged "Kickstarter", it likely has run or is currently running a crowdfunding campaign on Kickstarter's platform to help pay for its development costs.
Yaoi, also known as boys' love, is a genre of work involving romance between men. The word originates in Japan and is typically seen alongside an anime style.
