Qualla: Tatsuta Maru

Tatsuta Maru: Introduction

Mon, 16 Feb 2026 00:00:00 GMT

On July 30, 1941, the American government granted the Japanese ocean liner Tatsuta Maru a license to purchase just enough fuel oil to get home to Yokohama. It was the last official oil export from the United States to Japan before the two nations went to war. Four days earlier, President Franklin D. Roosevelt had signed an executive order freezing Japanese assets in retaliation for Japan's invasion of French Indochina. Tatsuta Maru happened to be docked in San Francisco when the order came down, and American authorities seized over nine million dollars in bonds from the Yokohama Specie Bank aboard the ship. The liner that had spent a decade ferrying tourists, diplomats, and refugees across the Pacific was now caught in the diplomatic machinery grinding toward conflict. Within eighteen months, she would be requisitioned by the Imperial Japanese Navy. Within two years, she would be at the bottom of the ocean.

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Tatsuta Maru: Queen of the Pacific

Mon, 16 Feb 2026 00:00:00 GMT

Tatsuta Maru was built to impress. Constructed between 1927 and 1929 by Mitsubishi Shipbuilding and Engineering at Nagasaki for Nippon Yusen Kaisha, Japan's premier shipping line, she was one of three sister ships -- alongside Asama Maru and Chichibu Maru -- designed for the high...

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Tatsuta Maru: Between Two Worlds

Mon, 16 Feb 2026 00:00:00 GMT

Through the 1930s, Tatsuta Maru became a floating intersection of diplomacy, commerce, and human desperation. On November 12, 1936, she became the first civilian vessel to pass under the newly completed San Francisco-Oakland Bay Bridge, then the longest bridge in the world. In Ja...

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Tatsuta Maru: Pressed Into Service

Mon, 16 Feb 2026 00:00:00 GMT

After her final fuel-rationed voyage home from San Francisco in the summer of 1941, Tatsuta Maru was requisitioned by the Imperial Japanese Navy. The elegant liner that had served champagne in first-class dining rooms was stripped of her peacetime finery and converted for militar...

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Tatsuta Maru: Four Torpedoes in the Dark

Mon, 16 Feb 2026 00:00:00 GMT

On February 8, 1943, Tatsuta Maru departed the Yokosuka Naval District bound for Truk, the massive Japanese naval base in the Caroline Islands, escorted by the destroyer Yamagumo. Forty-two miles east of Mikurajima, an American submarine spotted the two ships. The attack came wit...

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