Yuki sits next to 5 phonetic neighbors — Yuki, Yuki, and Ruki are the closest matches by sound. Most share Yuki's Japanese cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"courage, bravery (勇気)"
"sunny place, facing the sun"
"companion, neighbor"
"precious, noble child"
"sand evening, gauze"
"happy, joyful, content"
"Finnish feminine name, possibly related to air or era"
"true bow (archery)"
"crimson beauty (alternate kanji)"
"tranquility, stability"
Similar sound: These names share phonetic patterns with Yuki — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Japanese origins, giving them the same cultural heritage as Yuki.
Rhythm: Yuki is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.