Izumi rhymes with:
berthiaume, fumi, gloomy, gumi, hausummi, humi, kadumi, katsumi, leumi, moomey, nummi, roomy, sukhumi, toomey, torumi, tschumi, tsurumi, utsumi
Izumi sounds like:
iacona, iacono, iason, icahn, ice-nine, iceman, icon, igene, igman, ignominy, igon, iguana, ikon, isaacson, isackson, isaksen, isakson, ischemia, iseman, isham, ishikawajima, ishman, ism, isom, ison, isoxicam, issam, ixion