Here's what rhymes with kempetai.
by die buy tie bi bye dye pi pie thai dei ty tai my high why apply dry lie thy try y guy vi hi shy sigh chi fi hy nigh spy thigh vie ly ply psi quae rye wir awry hai lye mai muy nai pry tri trie wry cy fy kai lai luy mei pri sy thei untie wai phi sty amebae stye supply cry fly sky deny nearby modify defy fry notify sly underlie alibi belie pupae amoebae edify aquae bonsai deify spry turfy lanai overbuy slier identify reply thereby imply justify occupy rely whereby comply hereby multiply simplify testify butterfly certify goodbye gratify amplify nullify pacify ratify rectify decry lullaby terrify typify codify mollify overlie mystify ossify retry triply misapply stupefy mummify ripply banzais dandify yuppify satisfy stimuli clarify nuclei qualify specify alkali classify signify verify exemplify glorify purify quantify magnify standby unify beautify termini crucify descry dignify liquefy mortify ramify resupply acidify firefly stultify ultrahigh blowfly calcify horrify petrify liquify overfly scarify scurfy versify barfly prettify shanghai vitrify beatify drachmai gentrify speechify intensify alveoli diversify fortify samurai falsify indemnify solidify objectify oversupply personify vilify demystify electrify preoccupy stratify vivify emulsify reunify cumuli hyperbolae syllabify solemnify detoxify dragonfly dissatisfy declassify misidentify refortify disqualify oversimplify reclassify revivify transmogrify