Literature Reference: 悠悠楚水流如马，恨紫愁红满平野。—— 《相和歌辞 懊恼曲》 The Chu River flows endlessly like a horse, while sorrow and regret cover the plain. Source from 'Xianghe Geci - Aonaoqu'.
楚: Vivid and tidy in appearance. This character is auspicious for the family.
水: Rivers, streams, lakes, and seas collectively. It metaphorically signifies that when conditions are ripe, tasks will be accomplished smoothly.
Meaning: Chu River symbolizes deep and enduring emotions, like the endless flow of the river.