Columbia subject headings:
Japanese essays--20th century--History and criticism.
Merchant marine--Japan--History--20th century.
Tourism--Japan--History--20th century.
Travelers' writings, Japanese--History and criticism.
Umi (Ōsaka Shōsen Kabushiki Kaisha)
Voyages and travels.
Ōsaka Shōsen Kabushiki Kaisha--History.
Harvard subject headings:
Japanese essays--20th century--History and criticism.
Merchant marine--Japan--History--20th century.
Ōsaka Shōsen Kabushiki Kaisha--History.
Tourism--Japan--History--20th century.
Travelers' writings, Japanese--History and criticism.
Umi (Ōsaka Shōsen Kabushiki Kaisha)
Voyages and travels
Princeton subject headings: