Tomi sits next to 5 phonetic neighbors — Tomi, Tommy, and Tammy are the closest matches by sound. Most share Tomi's Japanese cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"rich, wealthy, prosperous"
"woodland glade near a twisting brook"
"black, dark hardwood"
"white wave, fair phantom"
"Christmas Day, birthday of Christ"
"monastery, convent"
"light brown, beige"
"honor, compassion"
"sea, ocean"
"love, affection"
"cellar keeper, wine steward"
"daughter of poverty (alternate etymology)"
"strong, virtuous, honorable"
"hazelnut"
"pure, clear (from Katherine)"
"my father is joy"
"zealous, zealot"
"little Frances"
"the tulip flower"
"water sprite, fairy of rivers and lakes"
"ivy climbing plant"
Similar sound: These names share phonetic patterns with Tomi — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Japanese origins, giving them the same cultural heritage as Tomi.
Rhythm: Tomi is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.