Kato & Brown are fellow graduate students, who share an office. Kato goes to Brown's desk to pick up something and notices a book on her shelf.       Kato:   Brown: Kono hon omosiroi?         N. Yomu? Kasite ageru wa yo. Ii?         N. Moo Yonzyatta kara. . Zyaa, kariru ne? Sankyuu.           Kato:   Brown: Is this book interesting?         Yeah. Will you read it? I'll lend it to you. Is that O.K.?         Yeah. I finished reading it already, so . . . (I can lend it to you). Then I'll borrow it—O.K.? Thanks.