[鏡花水月】=「鏡に映った花と水に映った月」。
実際に手に取ることができないことから、「はかない幻」という意味。
*The meaning of Kyoka Suigetsu(鏡花水月)
flowers reflected on a mirror and the moon reflected on the water's surface; something that is visible but having no substance; the subtle and profound beauty of poems that cannot be described in words.