Zi Collection, Upper Volume, Page 3, Entry 01 Pronounced yi (rising tone). In the Guangyun (Guangyun), it is pronounced with the rhyme group of zhi (zhi). In the Jiyun (Jiyun), it is pronounced with the rhyme group of ying (ying). The pronunciation is the same as "yi" (yi). The Guangyun states: "He ci" (he ci) is a type of fish. The Zhengzitong (Zhengzitong) states: It is another name for the pufferfish. The Boya (Boya) states: "He ci" (he ci) is the same as "tun" (tun). The Leipian (Leipian) states: Its back is blue, its belly is white, it becomes angry upon touching something, and its liver can poison people to death.