Alternative Titles
CN
| Title | Type |
| 怪兽八号 |
CN
| Title | Type |
| 怪兽8号 |
CN
| Title | Type |
| 怪獸8號 |
Japan
| Title | Type |
| Kaijuu 8-gou | romaji |
Japan
| Title | Type |
| Kaijū 8-gō | romaji |
Japan
| Title | Type |
| Kaiju No.Eight |
Japan
| Title | Type |
| Kaijuu 8 gou | Romaji |
South Korea
| Title | Type |
| 괴수8호 |
Russia
| Title | Type |
| Кайдзю номер восемь |
Taiwan
| Title | Type |
| 怪獸 8 號 |
United States of America
| Title | Type |
| Monster #8 | manga title |
United States of America
| Title | Type |
| Kaiju No.8 | working title |
VN
| Title | Type |
| Quái Vật Số 8 |