Kaizon sits next to 4 phonetic neighbors — Kaison, Mason, and Jason are the closest matches by sound. Most share Kaizon's Japanese cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"good change, positive transformation"
"the Lord is salvation"
"hope, aspiration"
"powerful ruler; God is gracious"
"pledge, oath, measure"
"Bird-like, of or relating to birds"
"Comfort and consolation in times of distress"
"strong-willed warrior"
"mountain village; reason of the mountains (Japanese interpretation)"
"large gun, powerful force"
"son, born of"
"prince, leader"
"God is gracious (via Sean/John)"
"guest of a king"
"son of Braxton"
"wood-dweller"
"son of Lawrence"
"character name meaning transformation and power"
"hilltop lake"
"handsome, beloved"
"beloved of God (if Dai- is from Welsh David)"
Similar sound: These names share phonetic patterns with Kaizon — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Japanese origins, giving them the same cultural heritage as Kaizon.
Rhythm: Kaizon is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.