January through March, 1993 Abstract:This volume is the last in a series of the complete collection of technical papers from the Speech Processing Department, ATR Interpreting Telephony Research Laboratories: ATR Interpreting Telephony Research Laboratories finishes its seven-year research project in interpreting telephony at the end of March 1993. This volume is the last volume of collected papers which have been published from January 1993 through March 1993, or are to appear in the future. Foir example, papers which are to appear in ICASSP93 (April 1993) are included in this volume without their page numbers. This volume does not include papers that are in the reviewing process even if already submitted.