Toshiharu rhymes with:
kakumaru, kanemaru, masaru, andreu, andrew, carew, chesebrough, curcuru, deroo, ecru, erburu, hebrew, huairou, kakumaru, kanemaru, kennebrew, killebrew, kinnebrew, landrieu, larew, lerew, majrooh, masaru, minoru, mitsuru, muldrew, mulgrew, noboru, petru, pettigrew, renfrew, shigeru, shugrue, sugrue, sukru, toru, unrue, unruh
Toshiharu sounds like:
tacker, tager, takara, takecare, taker, taser, tashiro, tasker, taucher, tauscher, taxer, teacher, teaser, teicher, teixeira, tejera, tesar, tesoriero, tesoro, tessier, teuscher, texeira, thacher, thacker, thackeray, thakkar, thaser, thatcher, thicker, thuggery, ticer, ticker, ticor, tigar, tiger, tigera, tischer, tisher, titzer, tokar, tooker, toothaker, tougher, tozer, tozier, tsar, tucker, tweezer, tygar, tyger