Subject groups.
| Group | Number | Species | Gender | Course |
|---|---|---|---|---|
| KMTT | 26 | Konara | Male | Tree-assisted therapy |
| KMTC | 27 | Konara | Male | Tree-climbing |
| KFTT | 26 | Konara | Female | Tree-assisted therapy |
| KFTC | 27 | Konara | Female | Tree-climbing |
| HMTT | 26 | Hinoki | Male | Tree-assisted therapy |
| HMTC | 26 | Hinoki | Male | Tree-climbing |
| HFTT | 25 | Hinoki | Female | Tree-assisted therapy |
| HFTC | 25 | Hinoki | Female | Tree-climbing |