Iwai rhymes with:
kwai, wai, why, wye, y, y., adl-tabatabai, ai, akai, alai, altai, apply, awry, aye, bae, bandai, barkai, belie, bely, bi, bligh, bly, blye, bonsai, brunei, brye, buy, by, bye, bye-bye, cai, chae, chai, chi, chiengmai, chubais, chugai, comply, cry, crye, cspi, cy, dai, decry, defy, deny, die, dongmei, drip-dry, drive-by, dry, drye, dubai, dui, dwi, dye, eye, fae, fi, fly, flye, frei, fry, frye, fye, gae, good-bye, goodbye, guy, hereby, heye, hi, hi-fi, high, hy, i, i., imai, imply, jai, july, kai, kanai, kansai, keye, kwai, lai, lanai, lie, ly, lye, mai, mcfly, mei, mihai, misapply, murai, my, nankai, nearby, ngai, nigh, nye, overfly, oversupply, pae, phi, phy, pi, pie, ply, pri, private-eye, pry, psi, pty, pye, red-eye, rely, reply, resupply, retry, rye, sai, semidry, shai, shanghai, shy, sigh, sky, sligh, sly, slye, spry, spy, standby, sty, sundai, supply, switaj, sy, tai, thai, thereby, thigh, thy, tie, tokai, tri, trie, try, tsai, ty, tye, underlie, underly, untie, versailles, vi, vie, vy, wai, whereby, why, wry, wrye, wye, xuemei, y, y., zhuhai
Iwai sounds like:
i, i., ia, iie, io, iou, iowa, iwo