A book exploring the path to a healing high. - Title: Natural High - Author: Keiichi Ueno - Publisher: Chikuma Bunko - Price: 680 yen (660 yen excluding tax) - ISBN: 978-4-480-03158-7 Thank you for viewing. First edition, published in 1996. There is some yellowing due to aging, as well as some scratches and folds, but considering it's a book from 30 years ago, I think the condition is relatively good. For those who understand that this item has been stored at home for a long time.