Water samples collected during an activity carried out by Greenpeace Japan with its Ambassador Takemoto Masahiro on his sailing boat. As part of the event, Greenpeace staff and Mr. Takemoto collect water samples from Tokyo bay and observe them using a microscope. Several microplastic type substances are found in the water samples. As a professional diver and environmentalist, Mr. Takemoto and Greenpeace Japan will continue working together to strengthen Greenpeace's campaign.