Hotta, Yumi

Hikaru launches his professional "Go" playing career with a game against veteran player Toya Meijin--the father of prodigy Akira Toya--which allows Hikaru's ghostly master, Sai, to seek some revenge on an old opponent.

Hikaru must face off against his friend Waya and against top-three player Ochi if he wants to pass the pro test.

Hikaru accidentally insults Suyong Hong, a twelve-year-old studying for the pro test in his native Korea, and finds himself in a grudge match.

The preliminary rounds of the pro test are approaching and Hikaru prepares to eliminate all of his opponents. Presented in graphic novel format.

Hikaru Shindo, a schoolboy whose consciousness houses the spirit of a master Go player, struggles to turn his losing streak at the insei school around in time for the Young Lions Tournament, where he could have a chance to play against his rival, Go prodigy Akira Toya.

Akira skips his pro test for an online Go rematch with "Sai, " determined to find out if Sai is really Hikaru.

Hikaru is in for some eye-opening revelations when his fledgling Haze Go Club faces the Kaio Go Club in a tournament, and he finds a way to let Sai play.

Hikaru Shindo, an ordinary sixth-grader in Japan, finds an old Go board in his grandfather's attic that holds the ghost of Fujiwara-no-Sai, an ancient Go master who once taught the game to the Emperor of Japan, and somehow Sai becomes part of Hikaru's consciousness, making them an unstoppable Go-playing team.

When Hikaru convinces go master Toya Meijin to play Sai online, the meijin raises the stakes: if he wins, "sai" must reveal his true identity; if he loses, he will quit the game forever! Then, Hikaru challenges himself by playing Kurata 6 dan. How do you win a game in which both players use the same color stones?!.