A kelp harvester uses a hook to collect kelp off a beach off the coast of Samani, Hokkaido, Japan, on September 14, 2026, where the town produces seaweed prized for its flavor and plays a central role in traditional Japanese cuisine. (Photo by ANDREW CABALLERO-REYNOLDS / AFP via Getty Images)

A kelp harvester carries kelp up the beach after harvesting it in Urakawa, Hokkaido, Japan, on September 14, 2026, where the town produces seaweed prized for its flavor and plays a central role in traditional Japanese cuisine. (Photo by ANDREW CABALLERO-REYNOLDS / AFP via Getty Images)

A kelp harvester stands on a seawall and pulls up kelp off the coast of Samani, Hokkaido, Japan, on September 14, 2026, where the town produces seaweed prized for its flavor and plays a central role in traditional Japanese cuisine. (Photo by ANDREW CABALLERO-REYNOLDS / AFP via Getty Images)

A kelp harvester stands on a seawall and throws a hook to harvest kelp off the coast of Samani, Hokkaido, Japan, on September 14, 2026, where the town produces seaweed prized for its flavor and plays a central role in traditional Japanese cuisine. (Photo by ANDREW CABALLERO-REYNOLDS / AFP via Getty Images)

A kelp harvester pulls up kelp off the coast of Samani, Hokkaido, Japan, on September 14, 2026, where the town produces seaweed prized for its flavor and plays a central role in traditional Japanese cuisine. (Photo by ANDREW CABALLERO-REYNOLDS / AFP via Getty Images)

A kelp harvester stands on a seawall and throws a hook to harvest kelp off the coast of Samani, Hokkaido, Japan, on September 14, 2026, where the town produces seaweed prized for its flavor and plays a central role in traditional Japanese cuisine. (Photo by ANDREW CABALLERO-REYNOLDS / AFP via Getty Images)

A kelp harvester uses a hook to collect kelp near a port in Urakawa, Hokkaido, Japan, on September 14, 2026, where the town produces seaweed prized for its flavor and plays a central role in traditional Japanese cuisine. (Photo by ANDREW CABALLERO-REYNOLDS / AFP via Getty Images)

A kelp harvester uses a hook to collect kelp off a beach off the coast of Samani, Hokkaido, Japan, on September 14, 2026, where the town produces seaweed prized for its flavor and plays a central role in traditional Japanese cuisine. (Photo by ANDREW CABALLERO-REYNOLDS / AFP via Getty Images)