The Purposes of this research are to study 1) the formalism of narration in HARUKI MURAKAMI’s novels and 2) the intertextuality of communicating “Crisis of Identity” between HARUKI MURAKAMI’s novels and postmodern Thai short stories. The qualitative research are performed using textual analysis from 10 Murakami’s Thai-translated novels; consist of Hear the wind sing, Pinball,1973, A wild sheep chase, Hard-boiled wonderland and the end of the world, Norwegian wood, Dance dance dance, South of the border, west of the sun, The wind-up bird chronicle, Kafka on the shore, After dark, and postmodern Thai short stories written by Anusorn Tipayanon, Prabda Yoon and Fa Poonvoralak, which presented “Crisis of Identity” for main theme. This study also uses documentary research and in-depth interview Thai readers of Murakami’s books. The results of this research are as follows : 1) The narrative formalism in Murakami's novels presented specific Murakami’s characters type which interacted with setting; to plot the escaping of male-main character, young lady and closed-main character from 'Home' setting under controlled by male-enemy's ‘Social Context’. When male-main character entered his 'Imaginary-land', the setting he believed that’s keeping his own complete identity, he was connected into his internal world of ‘Mind’ by the special character. The novels presented the identity’s signifier in form of ‘Water’ because of its dynamic quality along to Postmodernism. By subjective male-main character telling, the story could support characters to take one’s place wrongfully and became to internal narrative context for each other. 2) Murakami’s novels narrated abnormal concepts of characters to communicate ‘Crisis of Identity’; including of External-clothes Identity concept, Transforming to Lose Identity concept, Moving Man’s Identity from Reality concept, and Identity’s Face with Loneliness concept. So it’s hard for characters to relief their identity from crisis. 3) The intertextuality of communicating ‘Crisis of Identity’ between Murakami’s novels and postmodern Thai short stories presented individual in role-play of ‘the escape’ and ‘the seeker’ for identity, using same signifier to signify identity, and criticized ‘Crisis of Identity’ in Postmodernity’s views. 4) Haruki Murakami’s novels attract Thai readers by their outstanding imagination stories.