When using the Ikigai-9, please cite the original publication.
Imai, T., Osada, H., & Nishimura, Y. (2012). The reliability and validity of a new scale for measuring the concept of ikigai (Ikigai-9). Japanese Journal of Public Health, 59(7), 433–439. (in Japanese)
The Ikigai-9 may be used for academic research, clinical practice, and educational purposes without prior permission, provided that the original publication is appropriately cited.
Modification of the scale is not permitted without permission from the authors.
For commercial use or modification of the scale, please contact the authors in advance.
Notes
The Ikigai-9 has been translated into multiple languages, and research is ongoing.
Some translated versions have been used in research but are not yet publicly available.
For details on validation studies in different languages, please refer to the Research page.
For citation and usage of non-Japanese versions, please refer to the corresponding publications.
If necessary, please contact the respective researchers.