In order to solve problems, it is important to listen to the opinions of many people, as the saying goes, 'two heads are better than one'.

He was promoted to the position of Kaifu Yitong Sansi.

Gidōsanshimō is a courtesy name of Takashina no Kishi.

The 120-cell is one of the regular polytopes in four dimensions.

The 正百二十胞體 is one of the regular polytopes in four dimensions.

Whenever he faced a difficult situation, he always said, 'The best of the Thirty-Six Stratagems is to run away.'

He started a business without a plan, forgetting the lesson of 'peach and chestnut seeds take three years to bear fruit, persimmons eight years.'

This is a model of a mutetrahedron.

This mutetrahedron has a very unusual shape.