| Cover | Jan. 20, 2023 |
| Cover [Abstract] | |
| Document Type | 8-K |
| Amendment Flag | false |
| Document Period End Date | Jan. 20, 2023 |
| Entity File Number | 333-161240 |
| Entity Registrant Name | Kashin, INC. |
| Entity Central Index Key | 0001467845 |
| Entity Tax Identification Number | 26-4711535 |
| Entity Incorporation, State or Country Code | NV |
| Entity Address, Address Line One | 112 North Curry Street |
| Entity Address, City or Town | Carson City |
| Entity Address, State or Province | NV |
| Entity Address, Postal Zip Code | 89703-4934 |
| City Area Code | 626 |
| Local Phone Number | 429.2780 |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Entity Emerging Growth Company | false |
