After the Pixiu safely sailed away from the South China Sea, Li Guang received a telegram. It was from Nauru Island; the Japanese had actually approached Nauru Island, demanding to buy bird guano, and asked Li Guang to make a decision.
So far, this is just the work of Japanese businessmen, not the military. Those Japanese are really quick; they managed to find the source of the bird droppings so quickly in an era without the internet.
It's been less than a year since Li Guang started sending guano to Guangxi in 1938. Especially before the Japanese invasion of Hainan Island, the guano trading group only dealt with Guangxi and shouldn't have leaked any information, since Nauru was officially called Guano Island. Even the Guangxi clique didn't know the exact location of Guano Island. Li Gua
