Caste system in Sri Lanka
来自维基百科，自由的百科全书
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origin of Japanese martial arts can be found in the warrior traditions of the samurai and the caste system that restricted the use of weapons by members
Singapore: x.com. X (formerly Twitter). [2024-06-05]. （原始内容存档于2024-06-05）. Sri Lanka: x.com. X (formerly Twitter). [2024-06-05]. （原始内容存档于2024-06-05）. Kuei-Hsiang