THE KEY (183 pp.)Junichiro TanizakiKnopf ($3.50).
In the Japanese fiction brought to the U.S. since World War II, sex has usually been treated with discretion bordering on proprietyat least by Western standards. Now Junichiro (The Makioka Sisters) Tanizaki, 74, Japan's leading novelist and author of 119 books, has written a story about sex and marriage that is as explicit as any novel on the theme since Lady Chatterley's Lover.
The Key is short, tense and psychologically sound. Its cast of four is so outwardly respectable that the story's shock is absorbed in the commonplace aspect of their lives. Papa is a mild teacher...