| 1908 Usui's son, Fuji, born | | | | 1920 Toshiro Eguchi spent several months |
| 1910 Shoeski Kaneko experienced and | | | | studying Usui's principles and teachings |
| enlightenment after studying Zen for years and | | | | 1921 Usui worked as a secretary forhe |
| began using his healing abilities. | | | | Department of Health and Welfare |
| 1913 Usui's daughter, Toshiko, born | | | | 1922 In March, it is said that Usui received the |
| 1915 Kenzen no Genri, a book, came out using | | | | Reiki power. He went to Mt. Koya did his twenty |
| Usui's five principles | | | | one day meditation. |
| 1915 Tamai Tempaku, artist of abdominal | | | | 1922 In April, Usui opened his first treatment |
| massage, published a book with this new modality | | | | center |
| 1918 Usui began three year training in Zen | | | | 1922 Usui tried the Reiju empowerment too |
| 1919 Mataji Kawakami published a book on the | | | | 1923 Usui develops system for levels of Judo |
| Reiki Ryoho | | | | 1923 Eguchi returned to a training center to |
| 1920 Mariko Obaasan met Usui on Mt. Hiel and | | | | practice his own te-no-hira or palm healings |
| worked with him everyday until his death | | | | 1923 Earthquake registering 7. |