Story
20XX. The waters of Onomichi, Hiroshima. Fish disappear from the sea around the world and only whales live in the ocean, so the Ministry of Fishery decides to set up giant experimental Universe Fish Tanks in space. The Onomichi Universe Fishery Union is established and begins to train space fishermen. However, female fishermen are in demand due to the strengthening of equal employment law for men and women. This is the story of six selected female space fishermen, centering on their growth.