How to say “I have thirty-one books.” in JapaneseIn Japanese本(ほん)を三十一冊持(さんじゅういっさつも)っています。Hon o sanjuuissatsu motte imasu.▶ Hear it in JapaneseI have thirty-one books. in other languagesWhat I have thirty-one books. meansIn PortugueseIn French