A book packed with practical techniques to improve your conversation skills. - Title: People are 90% How They Speak - Author: Shigehisa Nagamatsu - Published: 2020 - Price: 1400 yen - ISBN: 978-4-7911-0842-0 - Ranking: #1 in the 2020 Annual Ranking - Features: Filled with secrets to having fun conversations Thank you for viewing.