| Clue | Source | Date |
|---|---|---|
| Dojo VIPs | Thomas Joseph | 28 Dec 2023 |
| Karate teachers | Wall Street Journal | 22 Apr 2023 |
| Martial arts masters | Universal | 17 May 2022 |
| Martial arts instructors | LA Times Daily | 19 Jan 2022 |
| Martial arts instructors | The Washington Post | 19 Jan 2022 |
| Dojo VIPs | Wall Street Journal | 18 Apr 2020 |
| Martial arts masters | Wall Street Journal | 15 Jun 2019 |
| Martial arts masters | ||
| Literally, "masters" | ||
| Karate teachers | ||
| Dojo masters | ||
| Dojo masters | ||
| Karate masters |