Old Renju - Kyurenju

…Each player has 75 stones, and if the winner is not decided, it is called a “mankyoku” and the game ends in a draw. There is also a way of playing called “Kyu-renju” which uses a 19-way board and go stones and does not prohibit the first player from making “4-4”, and a way of playing called “Gomoku-narae” which uses a 15-way board and does not impose any restrictions other than prohibiting the first player from making “3-3”. [Mikami Shigetaro]…

*Some of the terminology explanations that refer to "Old Renju" are listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

…先･後各75珠を持ち，勝敗が決しないときは〈満局〉といい，引分けとする。なお，19道盤と碁石を用い，先手の〈四四〉を禁じない〈旧連珠〉，いわゆる〈五目並べ〉といって，十五道盤を用い自分からの〈三三〉を禁じる以外の制約を設けない遊び方もある。【三上 繁太郎】。…

※「旧連珠」について言及している用語解説の一部を掲載しています。

出典｜株式会社平凡社世界大百科事典 第２版について | 情報