This series succeeds the challenge of introducing an entertaining and often dramatic aspects of go and its ethics within a shounen manga , while the subject did not seem to lend itself a priori. The success of the manga, as the anime has also sparked renewed interest in net go the young Japanese, then in the rest of the world following the broadcast of the series.
The young Hikaru Shindo discovers one day in the attic of his grandfather a goban (Fixed game of go ). The object reveals itself haunted by a ghost named Sai, former professor of go to the emperor in the Heian era . Sai becomes trapped in the spirit of Hikaru and gives it little by little taste of go. Being guided in its infancy by Sai, Hikaru encounters and defeats Akira, a young prodigy. Therefore, the two boys would not cease to grow and continue.