本ほん因いん坊ぼう戦せん

noun

Hon'inbō Tournament; Honinbo Tournament

An annual professional Go competition in Japan, one of the seven major titles.

• 本ほん因いん坊ぼう戦せんは、囲い碁ごの七なな大だいタイトルの一ひとつです。

  The Hon'inbō Tournament is one of the seven major Go titles.