giso means reporting conclusions about state affairs to the throne after deliberation by dijokan (grand council of state ) under the ritsuryo system (a system of centralized government based on the ritsuryo code ). 議奏（ぎそう）とは、律令制度のもと、太政官が政務に関して審議し、結論が出た事柄について、天皇に上奏すること。
he received an action draft of tokugawa from katsu upon his second meeting at hashimoto-ya , he ordered tokaido army and higashiyama-do army to discontinue the all-out assault , then he left edo and went to shizuoka; on the 12th , he showed the winning plan with daitokufu-imperial prince arisugawanomiya taruhito as his audience , and also got the approval of the imperial court after deliberation . 橋本屋での2回目の会談で勝から徳川処分案を預かると、総攻撃中止を東海道軍・東山道軍に伝えるように命令し、自らは江戸を発して静岡に赴き、12日、大総督有栖川宮熾仁親王に謁見して勝案を示し、さらに静岡を発して京都に赴き、20日、朝議にかけて了承を得た。
