日本财务大臣加藤胜信：需要扩大日本政府债券的投资者基础，首先应通过促进国内持有来实现。

Core Viewpoint - The Japanese Finance Minister, Kato Katsunobu, emphasizes the need to expand the investor base for Japanese government bonds, suggesting that this should first be achieved by promoting domestic holdings [1] Group 1 - The Japanese government aims to increase the domestic ownership of government bonds to strengthen the investor base [1]