YFO embodies Nintendo's Yamauchiism and leads to the restructuring of the general contractor - Japan Keizai Shimbun

Taisei Construction will invest about 160 billion yen to acquire Toyo Construction. The initiator of the largest general contractor restructuring in history is the asset management company "Yamauchi Number Ten Family Office (YFO)", which is the largest shareholder of Toyo Corporation and holds about 30% of the shares. The abnormal investor left a large scar that overturned the preconceived notions of the capital market. YFO is the ancestor of Nintendo's revival and......

The linked article is in Japanese.