It is a love story between a suicidal man turned castaway on Bamseom in the Han River and a Hikikomori woman who is addicted to Cyworld.
Other examples include main characters in Anohana: The Flower We Saw That Day, Hayate the Combat Butler, Jeff Beckhaus' Hikkomori and the Rental Sister (2013); Denpa Onna to Seishun Otoko, Castaway on the Moon (2009), Chaos;Head (the lead character Takumi Nishijō), and Robotics;Notes (the character Frau Koujiro).
Moon | Sailor Moon | moon | From the Earth to the Moon | Keith Moon | Ban Ki-moon | Titan (moon) | From the Earth to the Moon (miniseries) | The Dark Side of the Moon | Transformers: Dark of the Moon | Sun Myung Moon | Half Moon Bay, California | William Least Heat-Moon | Moon River | Half Moon Bay | Emily of New Moon | Warren Moon | Ring Round the Moon | Moon Ska Records | Full Moon | Explorers on the Moon | Bitter Moon | Vincent Moon | The Moon Is a Harsh Mistress | Shine On, Harvest Moon | the Moon | Moon Records | Europa (moon) | Claire of the Moon | A Trip to the Moon |