1) Digital art 
==History== Starting as the idea of the programmer Takahiro Kamitani, who is himself an artist known as Bakotsu on the website, Pixiv was launched on September 10, 2007 as a beta test. When the number of users exceeded 10,000 only nineteen days after launch, it became difficult for Kamitani to maintain Pixiv on his own, leading him to establish Cr...