How accurately do you remember your joseki? With the development of AI, it is not so difficult to know the best move for each game. Therefore, it is obvious that the more best moves you know in advance, the more advantageous the game will be. However, no matter how much you think you "know" the best moves by analyzing them with AI, you may often forget them and cannot use them in actual games. It is not easy to memorize the best moves for a game that you do not know when it will appear next, and to make them your