In the TV series "Iron Blood Red An", Hiroko's identity is disputed, and there is not enough evidence to prove whether she is a spy or not. List of high-quality authors
Kuanzi is Japanese, originally when the ***, unintentionally saved by the Communist Party, and later met with the square bar, they had a deep affection for each other, and later conceived the child of the square bar. In the play, Kuanzi has been threatened by Lin Xiaoshan, and although she is used, she is not a spy and does not have any spy behavior. During the War of Liberation, Kuanzi also helped the Communist Party translate some key information and made a certain contribution to the revolution. 
In the TV series "Iron Blood Red An", Hiroko's identity is disputed, and there is not enough evidence to prove whether she is a spy or not. Although her background and some connections raise suspicions, there is also plenty of evidence that she is a staunch human rights defender. In the play, Kuanzi was originally a ***, but he was unintentionally saved by the Communist Party, and later after meeting Fang Gongzi, they had a deep affection for each other, and later became pregnant with Fang Gongzi's child. During the War of Liberation, Hiroko was sent back to Japan by Kojima. After the liberation and founding of the country, Kuanzi brought children to look for the pole, but the pole was crippled. As for Hiroko's true identity, the audience can judge based on their own interpretation of the character.