Kaya sits next to 4 phonetic neighbors — Kai, Kade, and Kayo are the closest matches by sound. Most share Kaya's Japanese cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"elder brother, wise child"
"victorious, one who is helped to victory"
"beautiful (phonetic usage)"
"enclosure, yard, garden"
"my king, kingly one"
"true, faithful, loyal"
"the green one, evergreen"
"fire-given"
"bright flash, lightning"
"entertaining companion, jovial storyteller"
"divine splendor"
"belief, conviction"
"the world, earthly realm"
"God is salvation"
"descendant of the Prophet Muhammad"
"eternal king, pure lineage"
"of the sea goat, of the Aegean"
"high nation, exalted people"
Similar sound: These names share phonetic patterns with Kaya — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Hopi origins, giving them the same cultural heritage as Kaya.
Rhythm: Kaya is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.