Steins;Gate: The Committee of Antimatter was a light novel set to be released on January 16, 2015.
The story of the novel took place six years after the original Steins;Gate anime/visual novel, revolving around the character Okabe after graduating college and his industrialization of the "Future Gadget Laboratory".
On December 22, 2014, the novel was formally announced as canceled due to "various circumstances". No samples of the novel have been released, or any information outside of the planned plot and the cover.