イシイ　リョウマ   石井　竜馬    所属   追手門学院大学  国際学部 国際学科    職種   教授
言語種別	英語
発行・発表の年月	2021/08
形態種別	WP(ワーキング・ペーパー)
査読	査読あり
標題	Are 5% Stakes in Japan's Five Biggest "Sogo Shosha" of Warren Buffett's Berkshire Hathaway Attractive?
執筆形態	単著
掲載誌名	ICAS12
掲載区分	国外
概要	Warren Buffett, philanthropist, the chairman and CEO of Berkshire Hathaway traditionally invested mainly for the S&P Blue Chip such as Apple, American Express, Bank of America, and Coca-Cola, etc. His propensity for the investment has been focusing on long-term, stabilized income assured by their strategy which secure free cash flow. However, in the summer of 2020, he announced that his new share of the investment goes to “exotic” Japan. He bought the shares in Itochu, Mitsubishi, Mitsui, Sumitomo and Marubeni for each 5% stock. Is this a right decision? I would examine the financial performance and review the business strategy of these 5 Sogo Shosha.