About “Genkō Shakusho”
The Genkō Shakusho (元亨釈書) is the first Japanese Buddhist history. It was written during the Kamakura period in Classical Chinese by the Rinzai monk Kokan Shiren (1278-1346) and in total consists of 30 scrolls. (Summary adapted from Wikipedia, CC BY-SA 4.0.)
Some summaries adapted from Wikipedia, CC BY-SA 4.0.