| Cover | Nov. 07, 2023 |
| Cover [Abstract] | |
| Document Type | 8-K |
| Amendment Flag | false |
| Document Period End Date | Nov. 07, 2023 |
| Entity File Number | 000-32361 |
| Entity Registrant Name | YUMMIES, INC. |
| Entity Central Index Key | 0001073748 |
| Entity Tax Identification Number | 87-0615629 |
| Entity Incorporation, State or Country Code | NV |
| Entity Address, Address Line One | 6F., No. 516, Sec. 1 |
| Entity Address, Address Line Two | Neihu Road |
| Entity Address, Address Line Three | Neihu District |
| Entity Address, City or Town | Taipei City |
| Entity Address, Country | TW |
| Entity Address, Postal Zip Code | 114 |
| City Area Code | +88 |
| Local Phone Number | 6287511886 |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Entity Emerging Growth Company | true |
| Elected Not To Use the Extended Transition Period | false |
