| 侃 | tsuyoi | upright and strong; amiable |
| 勁 | tsuyoi | strong, unyielding, tough, powerful |
| 姜 | tsuyoi | surname; ginger |
| 倔 | tsuyoi | stubborn, obstinate, intransigent; firm |
| 倞 | tsuyoi akiraka tooi motomeru kis | far |
| 剛 | tsuyoi kowai | hard, tough, rigid, strong |
| 勍 | tsuyoi | strong, powerful, mighty; violent |
| 逎 | semaru tsuyoi | strong, unyielding, forceful |
| 強 | tsuyoi shiiru tsuyomaru | strong, powerful, energetic |
| 强 | tsuyoi shiiru tsuyomaru | strong, powerful, energetic |
| 奡 | anadoru tsuyoi | arrogant |
| 遒 | semaru tsuyoi | strong, unyielding, forceful |
| 毅 | tsuyoi takeshi | resolute, decisive, firm, persist |
| 彊 | tsuyoi shiiru | stubborn, uncompromising |
| 鏻 | tsuyoi | phosphonium |
| 驃 | shirakage tsuyoi isamu | charger, steed; swift, valiant |