PHP研究所 (PHPkenkyuujo/kenkyuusho) · 宝島社 (takarajimasha)
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Nittai no kokoro to kokoro no kizuna: Subarashiki nihonjin e. | 978-4-7966-9704-0 (4-7966-9704-7) | 2012 |
| Shin taiwan no shucho. | 978-4-569-82364-5 (4-569-82364-5) | 2015 |