https://stcroixblades.com/product/wwii-japanese-mantetsu-sword-banzai-charge-damage/
WWII Japanese MANTETSU Sword -Banzai Charge Damage
Feb 25, 2026 - VINTAGE WWII JAPANESE MANTETSU SWORD. Signed “KOA ISSHIN MANTETSU SAKU,” which translates to “Develop Asia by One Mind – Mantetsu respectfully made this.”
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