Jinsei o kaeru egao no tsukurikata
Subtitle: zettai un ga hirakeru egao serapī
By: Nosaka Reiko
Edition: Dai 1-han
Series: PHP bunko; PHP bunko
Publisher: PHP Kenkyūjo
Published: 2009
Place of publication: Tōkyō
Language: jpn
Number of pages: 243
ISBN-13: 9784569671017
Subjects: Conduct of life; Smiling; Laughter; Psychological aspects
Other titles: Egao no tsukurikata