Her rigging is also the same as her sister's, using two separate hull pieces with built-in torpedo tubes. Unlike I-203, however, she does not use 25 mm AA handguns, but is instead shown holding a torpedo.
Like her sister, the real-life I-201 did not see action due to being commissioned late in the war. She was surrendered to the US Navy, who scuttled her to prevent the Soviets from acquiring information on her unique design.
