This is because Japanese chopsticks become rounded and taper towards the tip; and since getting used to them can take some time, when someone actually does criticize you on your way of handling them, you really do feel like just throwing them away.〔【出典】Hiragana Times, 1993年4月号◆【出版社】株式会社ヤック企画 〕"HT078039", "2533383"