If you're looking for manga similar to Kairiki no Haha, you might like these titles.
The year is 1560 -- the Sengoku Era. The boy Asahi, who makes a living by hunting samurai deserters with his abnormally strong hearing ability, strives to one day serve as a shinobi under the "War God" Nagao Kagetora, whose words moved him as a child. A tale of life during wartime ...
A girl in China in 1900 kills a tax collector from a corrupt government and finds herself hiding amongst guerrilla soldiers
Centuries ago in Japan, the country was in turmoil with revolts against the government. It was especially bad in the capital city of Kyoto with revolutionists quickly gaining momentum. It was up to the Shinsengumi to put a stop to all of this and bring order back to the city. The famous leaders such as Okita, Hijikata and Kondo must work tirelessly and cut as many people down if they want to bring peace back to Kyoto.
Meiji era Japan—a time of unrest and civil war. The people of Aizu have been defeated, and their way of life is threatened. Their only hope for survival lies in... America?