How to say “This is my book.” in JapaneseIn Japaneseこれは私(わたし)の本(ほん)です。Kore wa watashi no hon desu.▶ Hear it in JapaneseLearn it in a lessonFamily in Japanese and saying whose something isThis is my book. in other languagesWhat This is my book. meansIn PortugueseIn French