Seoul Honors Seo Gap ho, the Textile King Who Gave Korea Its Embassy Site in Tokyo

A gift made before diplomatic ties took hold

In 1962, three years before South Korea and Japan normalized diplomatic relations, businessman Seo Gap ho donated land and a building in central Tokyo to the Korean government. The property in Azabu 1 chome, now part of Minami Azabu in Minato Ward, became the site of the Embassy of the Republic of Korea. His gift gave a mission facing financial pressure a permanent foothold in Japan.

The Overseas Koreans Agency has selected Seo as Overseas Korean of the Month for October 2025. The recognition recalls a businessman whose work connected textile factories, Korean schools in Osaka and a diplomatic mission in Tokyo. More than 40 years after his death, the institutions he supported continue to carry his name and serve the communities he sought to help.

Tokyo's Korean embassy remembers him through Dongmyeong Hall, a bust and an annual Seo Gap ho Day on November 1. The ambassador's residence, Dongmyeongjae, also commemorates his pen name, Dongmyeong. Together, those tributes connect the modern embassy to the private donation that secured its home before formal relations between the two governments were established.

Seo's contribution reached beyond providing an address. A lasting site allowed the mission to develop into a full embassy after normalization, giving diplomats a secure base and Koreans in Tokyo a place for consular help, cultural activities and contact with their homeland. The property has supported generations of public service, including cultural outreach and public diplomacy, the work of building understanding between countries through contact with the public.

Seo, an entrepreneur and philanthropist remembered as the Textile King of Osaka, often expressed the sense of national pride that guided his business and charitable decisions. Friends and colleagues recalled his words:

Your homeland should never be a source of shame.

From a poor farming family to Osaka's textile industry

Seo was born into a poor farming family in Ulju, South Gyeongsang Province. He left for Osaka as a child and entered a working life that demanded long hours, including shifts extending deep into the night. His early jobs were often menial, but they brought him into the textile industry, where he learned spinning, the process of turning fibers into yarn.

Factory work gave him more than technical knowledge. He learned how mills were managed and developed a reputation for relentless discipline. Those experiences helped prepare him to establish Sakamoto Spinning in 1948, as Japan was rebuilding its economy after the war and demand for textiles was rising.

Sakamoto Spinning expanded into a major business in an industry that supplied much of Japan's early commerce after the war. By 1961, the company's sales had reached billions of yen. Its growth earned Seo the Textile King of Osaka nickname, which remained associated with him for the rest of his life.

Seo's reputation rested on more than the amount his factories produced or sold. He paid attention to quality, put money back into the business and trained workers to operate machinery across large factory operations. Learning and worker advancement became part of his approach to running mills, a pattern that later appeared in his support for schools.

Why the 1962 donation mattered

Korea's mission in Tokyo was operating under financial strain when Seo made his donation. Full diplomatic normalization was still being negotiated, and Koreans living in Japan frequently contributed money to help keep the mission functioning. Seo's transfer of land and a building gave that community support a permanent physical form.

The gift came at a time when Koreans in Japan continued to face discrimination and exclusion. A stable mission offered an address and an official presence, while also giving community members a sense of home. For diplomats, it reduced the uncertainty surrounding the mission's accommodation. For families, it created a place that could grow into a lasting point of contact with Korea.

The Basic Treaty between Korea and Japan followed in 1965, three years after the donation, establishing the framework for normalized relations. Seo had therefore committed the property before the two governments completed that step. His contribution helped provide continuity between the earlier mission and the embassy that developed afterward.

The head of the Overseas Koreans Agency, Kim Kyung hyup, linked the October honor to both the growth of Korean society in Japan and economic development in Korea. Explaining why Seo's work deserved recognition, Kim said:

Chairman Seo Gap ho's donation and investment played an important role in the development of Korean society in Japan and the Korean economy," said Kim Kyung hyup, head of the Overseas Koreans Agency. "His dedication deserves to be remembered.

How the donated property became a modern embassy

The Minami Azabu site later brought the embassy and the ambassador's residence together in one complex. Construction was completed in 1979, and the complex was rebuilt in 2013 to meet modern standards and serve as a center for diplomacy and cultural activity. The buildings changed, while the connection to Seo's original gift remained.

The embassy's work spans political and economic affairs, consular services, public relations, education and defense attaché duties. Consular services cover practical needs such as passports, visas and civil documents. Those functions make the embassy relevant to everyday life for Koreans across the Tokyo metropolitan area, as well as to relations between the two governments.

Cultural programming adds another role. Exhibitions, performances and lectures introduce Korean stories to Japanese audiences, while community events bring Koreans living in Tokyo together. The cultural center and embassy facilities give that activity a stable setting, linking official diplomacy with contact among residents, artists, students and visitors.

Dongmyeong Hall hosts exhibitions and ceremonies, including displays about Seo's life and the early years of Korea's mission in Japan. His bust, the hall and the residence named Dongmyeongjae make his contribution visible within the place it helped establish. Museum displays preserve his story alongside the embassy's working responsibilities.

Schools and community support in Osaka

Osaka was central to Seo's philanthropy long before his legacy became part of an embassy complex. He focused on education for Korean children and on organizations that helped families maintain connections with one another and with Korea. His support addressed the needs of a community whose children were growing up in Japan while retaining a Korean identity.

Seo became chairman of Geumgang Academy in 1957 and continued to provide operating funds year after year. He also personally supported Kongo Gakuen, a Korean school in Osaka, helping students study Korean language and history. The sustained funding mattered because schools need regular support for their daily work, beyond the money required to open their doors.

The Osaka chapter of Mindan, the Korean Residents Union, also received steady assistance from Seo. That support helped the organization provide community services and maintain cultural ties among families spread across the city. His giving connected education with the practical work of keeping a dispersed community organized.

In 1973, Seo established Dongmyeong Commercial High School to provide free schooling for workers. The school paired study with practical skills and encouraged cooperation between industry and education. Its purpose reflected the training he valued in his factories: workers could develop useful skills while gaining opportunities to continue learning.

Seo's school support and factory training followed a shared idea that learning and a secure livelihood could strengthen each other. For communities facing barriers to opportunity, education could support employment, while wages could help families sustain further study. His institutions put that approach into classrooms as well as workplaces.

Bringing capital and factory knowledge back to Korea

Seo extended his investment beyond Japan in 1963, when he acquired Taechang Textile in Yeongdeungpo, Seoul, and established Pangrim Spinning. Korea was short of foreign exchange, the foreign currency needed to pay for purchases from abroad, and its industrial capacity was still developing. Investment from a successful overseas Korean brought both money and manufacturing experience.

His decision made him a pioneer among overseas Koreans investing in the home economy. It also fitted Seoul's push during the 1960s to expand exports through light manufacturing and textiles. Factories making products for sale abroad could earn foreign currency while creating jobs at home.

Over the following decade, Seo helped launch other companies, including Banglim Spinning and Yoonsung Spinning. A plant in Gumi reflected the spread of manufacturing beyond Seoul into regional industrial centers with workers and transport connections. His ventures contributed to textile exports and provided stable jobs for thousands of young women.

Those wages mattered beyond the factory gates. For many families, the income helped pay for younger siblings' education and supported moves into new careers as Korea's economy changed. Seo's industrial investment therefore reached households through employment as well as through the output and export earnings of his businesses.

Japanese mills had equipment and production methods that Korean factories needed to compete for international orders. Seo moved capital and expertise between the two countries, helping plants improve spinning technology, strengthen quality control and meet demand from buyers in the United States and Europe.

Workforce training was part of that transfer. Employees developed technical skills, while managers and technicians gained experience that could later be used in more advanced manufacturing. Seo's businesses connected two industrial systems at different stages of development, using knowledge acquired in Japan to support production in Korea.

The Osaka relationships behind a wider business network

Seo also formed close ties with entrepreneurs who would become influential in Korean business. He served as a mentor to Shin Kyuk ho, who went on to build Lotte Group. The two met frequently in Osaka while Shin was pursuing food distribution and manufacturing, with Seo offering advice drawn from his experience in textiles.

Lee Hee gun, the Korean Japanese financier who founded Shinhan Bank, became connected to Seo through family ties. In Osaka, Seo, Shin and Lee pledged brotherhood, a symbolic bond reflecting their friendship and their shared commitment to building enterprises that served Korean communities in Japan and Korea.

Korean entrepreneurs in Osaka faced obstacles in obtaining finance, securing licenses and gaining social acceptance. Trusted business peers could provide support that formal institutions did not always supply. Advice, introductions to suppliers and access to credit were often arranged through personal relationships outside boardrooms.

The network around Seo linked manufacturing, food businesses and finance. The careers that grew from such relationships helped reshape Korean communities on both sides of the sea through the expansion of retail, banking and industry. His influence included direct investment and the less visible work of advising and supporting other business leaders.

A fire, an oil crisis and the end of a business empire

Seo's fortunes deteriorated in the mid 1970s. A devastating fire destroyed a new factory in Gumi in 1974. At the same time, the global oil crisis increased costs throughout textile production, an industry that uses energy at each stage from spinning fibers into yarn to finishing fabric.

Sakamoto Spinning, his flagship company in Japan, went bankrupt in 1974 amid those shocks. The collapse marked a severe reversal for the entrepreneur who had built a major textile business from his early factory experience. Seo tried to rebuild, showing the persistence that had carried him from poverty into industrial leadership.

He died in 1976 at the age of 62. His later years brought business losses, while the schools, community organizations and diplomatic property he had supported continued to serve public purposes. Recognition followed in Korea and among Koreans in Japan, including the Korean government's Order of Civil Merit, Camellia Medal.

The main dates show how his business career and public contributions developed together:

• 1948: Seo founded Sakamoto Spinning in Japan.
• 1957: He became chairman of Geumgang Academy in Osaka.
• 1961: Sakamoto Spinning's sales had reached billions of yen.
• 1962: He donated the Tokyo land and building to the Korean government.
• 1963: He acquired Taechang Textile in Seoul and established Pangrim Spinning.
• 1965: Korea and Japan normalized diplomatic relations through the Basic Treaty.
• 1973: He established Dongmyeong Commercial High School for workers.
• 1974: A fire destroyed the new Gumi plant, and Sakamoto Spinning went bankrupt amid the fire and oil crisis shocks.
• 1976: Seo died at 62.
• 1979 and 2013: The embassy complex was completed and later rebuilt.
• October 2025: The Overseas Koreans Agency selected him as Overseas Korean of the Month.

What the October honor brings into focus

The Overseas Koreans Agency supports Koreans abroad and connects overseas communities with institutions at home. Its monthly recognition highlights people who strengthened ties within those communities and between them and Korea. Seo's selection brings together several forms of public service: building companies, funding education, supporting community organizations and securing a diplomatic site.

November 1 is observed annually as Seo Gap ho Day at the Tokyo embassy. The occasion brings together embassy staff, officials, educators, business leaders and community members to revisit the 1962 donation and the years when diaspora contributions helped keep Korea's mission operating. Students from Korean schools in Japan sometimes perform or present projects tracing that support across generations.

The embassy setting makes the history tangible. Community members gather in a modern complex rooted in a gift made before diplomatic normalization. Students can connect the schools supported by earlier generations with the institutions serving them today. Japanese visitors encounter Korean culture in a place whose own history reflects the movement of people, money and knowledge between the two countries.

Seo's legacy also shows how a private donation can become a public resource maintained over decades. He gave land and a building; the Korean government developed and rebuilt the site as the mission's responsibilities grew. The benefits now include diplomatic work, documents needed by families and businesses, cultural events and a lasting place of community memory.

The October 2025 honor recognizes that continuing service alongside his industrial achievements and the setbacks of his final years. His businesses brought investment, jobs and technical training to Korea. His giving supported Korean language and history in Osaka classrooms. In Minami Azabu, the embassy remains the most visible connection between his personal commitment and institutions serving people long after his death.

Key Points

• The Overseas Koreans Agency named Seo Gap ho Overseas Korean of the Month for October 2025.
• His 1962 donation of land and a building secured the site of Korea's embassy in Tokyo before diplomatic normalization in 1965.
• He founded Sakamoto Spinning in 1948 and became known as the Textile King of Osaka.
• He supported Geumgang Academy, Kongo Gakuen and Osaka Mindan, and established a school offering free education to workers in 1973.
• His Korean investments brought capital, textile expertise and jobs, including employment for thousands of young women.
• A factory fire and the oil crisis struck his businesses in 1974. He died in 1976 at 62 and received the Order of Civil Merit, Camellia Medal.
• Dongmyeong Hall, a bust, the residence Dongmyeongjae and the annual November 1 commemoration preserve his memory at the embassy.