| Cover | Jun. 24, 2024 |
| Cover [Abstract] | |
| Document Type | 8-K |
| Amendment Flag | false |
| Document Period End Date | Jun. 24, 2024 |
| Entity File Number | 000-56167 |
| Entity Registrant Name | Next Meats Holdings, Inc. |
| Entity Central Index Key | 0001811530 |
| Entity Tax Identification Number | 85-4008709 |
| Entity Incorporation, State or Country Code | NV |
| Entity Address, Postal Zip Code | 150-0022 |
| Local Phone Number | 81-90-6002-4978 |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
