If you're looking for manga similar to Momotaro's Sea Eagle, you might like these titles.
Hayao Miyazaki manga from the memoirs of WWII Heer tank commander Otto Carius...anthropomorphism-style!
Daisuke took a step. He was asked to join the Tokko (aka Kamikaze) and he accepted, offering his life to his country. Set during the very end of World War 2, this story begins when Daisuke decides to die and tells the reader why he decided to make such an extreme decision. Was it for his country, was it for peace, or was it because everyone else made the same choice? What's in a man's mind when he knows he's going to die? Even in this rather tragic scenario, there is still hope -- perhaps in a picture of your mother, or in a girl, or maybe in the future...
Before Lee Kuan Yew became the founding father of Singapore, he was "Harry Lee", a clever and mischievous child who never shied away from a challenge! Trace his early years and life in college, as well as his experiences during World War II that would eventually shape his ideals for an independent Singapore.
Tells the life story of a Korean girl named Okseon Lee who was forced into sexual slavery for the Japanese Imperial Army during the Second World War ― a disputed chapter in twentieth-century Asian history. Beginning in Lee’s childhood, it shows the lead-up to the war from a child’s vulnerable perspective, detailing how one person experienced the Japanese occupation and the widespread suffering it entailed for ordinary Koreans.