Start with high-confidence asian history books, then narrow by subgenre or adjacent topics.
China: Land of Dragons and Emperors
Adeline Yen Mah
China's Son
Da Chen
The Silk Roads
Peter Frankopan
Persians
Lloyd Llewellyn-Jones, Basic Books
1616
Thomas Christensen
The Boy From Clearwater: Book 2
Pei-Yun Yu
World War Two: Against the Rising Sun
Jason Quinn