Hanzo sits next to 3 phonetic neighbors — Enzo, Gonzo, and Banzo are the closest matches by sound. Most share Hanzo's Japanese cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"traditional masculine warrior name"
Similar sound: These names share phonetic patterns with Hanzo — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Japanese origins, giving them the same cultural heritage as Hanzo.
Rhythm: Hanzo is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.