Kazuaki Ishihara · Kazuhiko Ishihara
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| How to draw happiness and success in the "self-centered psychology" - tips on change "money is unbearable for some reason" is ISBN: 4062168146 | 978-4-06-216814-4 (4-06-216814-6) | 2011 |
| How to get the distance between people that can not be separated even want to leave ISBN: 4883999297 | 978-4-88399-929-3 (4-88399-929-7) | 2010 |
| The trick is to disappear "would suffer with" ISBN: 4883998290 | 978-4-88399-829-6 (4-88399-829-0) | 2009 |