Michibiki no Hoshi

Many aliens who travel through the galaxy had a chance to visit Earth. They realized that the Earth is late at civilization, so the aliens have established the Ministry of Supporting Outside Civilization. They have sent officers titled "Outside Civilization Observation Officers" and started secretly supporting the Earth. However, because a young officer named Tsukasa Tsujimoto and three beautiful androids discovered and mistakenly made contact with a creature called "Suwarisu," it caused the galaxy to be in turbulence later on…

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