保ほ証しょう書しょMeaningsNoun1. written guarantee; guarantee letter; warranty; warranty cardKanji used保preserve証proof書writePitch accentほしょうしょほしょうしょComposed of保ほ証しょうguarantee; security; assurance; pledge; warrantyNoun書しょbook; document; calligraphy (esp. Chinese); penmanship; handwriting; letter; noteNoun