| title | ISBN-13 | year of publication |
|---|---|---|
| 55sai karano ichiban tanoshii jinsei no mitsukekata | 978-4-8379-7916-6 | 2011 |
| Aesthetics of time to quit ISBN: 4022734701 | 978-4-02-273470-9 | 2012 |
| Gojissai kara no otoko no migakikata: Jinsei kohan ni subeki koto shinakute yoi koto. | 978-4-569-67871-9 | 2012 |
| Otoko no hinkaku: Kedakaku soshite isagiyoku | 978-4-569-67042-3 | 2009 |
Asahi Shimbun · PHP研究所 (PHPkenkyuujo/kenkyuusho) · 三笠書房 (mikasashobou)