Kaito sits next to 3 phonetic neighbors — Kato, Cairo, and Kite are the closest matches by sound. Most share Kaito's Japanese cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"ocean, soaring sea"
"the foremost one"
"supplanter, one who follows at the heel"
"champion, expert"
"lapis lazuli, beauty"
"church official, ecclesiastical law"
"defender of men (short for Alexander)"
"powerful ruler of the household"
"variant of Javion (possibly from Xavier — savior)"
"boar-friend, warrior companion"
"adapted from Kiristino (Ojibwe name for Cree people)"
"God is just, justice of God"
"glory and spear (hrod + gar)"
"son of Carr, son of the marsh dweller"
"rocky outcropping, cliff dweller"
"modern invented spelling"
"hilltop estate"
"little dark one"
"divine power, God's rule"
"from the high woodland clearing"
"slender, narrow"
Similar sound: These names share phonetic patterns with Kaito — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Japanese origins, giving them the same cultural heritage as Kaito.
Rhythm: Kaito is a 3-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.