Meaning and history
From Japanese 結 (yu), meaning “tie” or “bind,” or 優 (yu), meaning “excellence,” “superiority,” or “gentleness,” combined with 衣 (i), meaning “clothing” or “garment.” It may also come from the standalone 結 (yui) with a different nanori reading, and it can be written with other kanji or kanji combinations as well.
20062006: 9 births, rank #11,417
2007: 14 births, rank #8,520
2008: 20 births, rank #6,559
2009: 18 births, rank #7,066
2010: 17 births, rank #7,217
20112011: 18 births, rank #6,855
2012: 18 births, rank #6,872
2013: 21 births, rank #6,017
2014: 20 births, rank #6,207
2015: 29 births, rank #4,725
20162016: 32 births, rank #4,423
2017: 21 births, rank #5,821
2018: 18 births, rank #6,521
2019: 20 births, rank #5,986
2020: 13 births, rank #7,969
20212021: 18 births, rank #6,414
2022: 26 births, rank #5,028
2023: 20 births, rank #5,960
2024: 22 births, rank #5,615
20252025: 20 births, rank #5,917
In 2025, 20 babies were recorded with the name Yui, ranking #5,917 among girls.